Area Code Info
312 Area Code
Quickly lookup geographic information for any U.S. telephone area code
| Area Code: | 312 |
|---|---|
| State: | Illinois |
| Primary City: | Chicago |
| Timezone: | Central |
| State Code: |
| Prefix | Usage | Primary City | Carrier | Introduced |
|---|---|---|---|---|
| 312201 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312202 | Landline | CHICAGO | Ameritech Illinois | 04/01/1997 |
| 312203 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312204 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312205 | Landline | CHICAGO | Allegiance Telecom | 08/20/2000 |
| 312206 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312207 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312208 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312209 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 02/11/1995 |
| 312210 | CHICAGO | |||
| 312212 | Landline | CHICAGO | Ameritech Illinois | 10/31/2000 |
| 312213 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312214 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312215 | Wireless | CHICAGO | New Cingular Wireless PCS | 02/11/1995 |
| 312216 | Landline | CHICAGO | First Communications LLC | 02/13/2012 |
| 312217 | Wireless | CHICAGO | United States Cellular Corp. - Illinois | 11/11/2003 |
| 312218 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312219 | Wireless | CHICAGO | Bandwidth.com Clec | 04/10/2012 |
| 312220 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312221 | Wireless | CHICAGO | Sprint Spectrum L.p. | 06/17/2011 |
| 312222 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312223 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312224 | Landline | CHICAGO | Broadwing Communications | 10/13/1999 |
| 312225 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312226 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312227 | Landline | CHICAGO | Ameritech Illinois | 09/15/2010 |
| 312228 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312229 | Landline | CHICAGO | Ameritech Illinois | 06/13/2000 |
| 312230 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312231 | Wireless | CHICAGO | New Cingular Wireless PCS | 01/10/1996 |
| 312232 | Wireless | CHICAGO | American Messaging (am) | 04/23/2001 |
| 312233 | Landline | BLUE ISLAND | Ameritech Illinois | 10/13/1999 |
| 312234 | Landline | CHICAGO | Ameritech Illinois | 01/25/1998 |
| 312235 | Landline | CHICAGO | Ameritech Illinois | 01/14/2000 |
| 312236 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312237 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 10/31/2000 |
| 312238 | Landline | CHICAGO | Broadwing Communications | 10/13/1999 |
| 312239 | Landline | CHICAGO | AT&T Local | 01/25/1998 |
| 312240 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312241 | Wireless | CHICAGO | New Cingular Wireless PCS | 08/17/2011 |
| 312242 | Landline | CHICAGO | Teleport Communications America | 08/20/2000 |
| 312243 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312244 | Landline | CHICAGO | Ameritech Illinois | 10/31/2000 |
| 312245 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312246 | Wireless | WHEELING | New Cingular Wireless PCS | 02/11/1995 |
| 312247 | Landline | CHICAGO | First Communications LLC | 04/06/2004 |
| 312248 | Unknown | Metro PCS | ||
| 312249 | Wireless | CHICAGO | Usa Mobility Wireless | 02/04/1994 |
| 312250 | Wireless | CHICAGO | Usa Mobility Wireless | 02/04/1994 |
| 312251 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312252 | Landline | CHICAGO | Allegiance Telecom | 01/25/1998 |
| 312253 | Landline | CHICAGO | Allegiance Telecom | 01/25/1998 |
| 312254 | Landline | CHICAGO | Allegiance Telecom | 01/25/1998 |
| 312255 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312256 | Landline | CHICAGO | Allegiance Telecom | 01/25/1998 |
| 312257 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 08/18/2011 |
| 312258 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312259 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312260 | Landline | CHICAGO | Mcimetro Access Transmission Services LLC | 04/01/1997 |
| 312261 | Landline | CHICAGO | Broadwing Communications | 05/10/1999 |
| 312262 | Landline | CHICAGO | Allegiance Telecom | 01/25/1998 |
| 312263 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312264 | Landline | CHICAGO | Broadwing Communications | 07/22/1999 |
| 312265 | Landline | CHICAGO | Access One | 11/29/2005 |
| 312266 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312267 | Landline | CHICAGO | Ameritech Illinois | 06/13/2000 |
| 312268 | Landline | CHICAGO | Broadwing Communications | 03/03/2001 |
| 312269 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312271 | Wireless | CHICAGO | Usa Mobility Wireless | 01/25/1998 |
| 312272 | Wireless | CHICAGO | Usa Mobility Wireless | 07/01/1996 |
| 312273 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 09/13/2011 |
| 312274 | Landline | CHICAGO | Ameritech Illinois | 01/25/1998 |
| 312275 | Landline | CHICAGO | Allegiance Telecom | 01/25/1998 |
| 312276 | Landline | CHICAGO | Allegiance Telecom | 01/25/1998 |
| 312277 | Landline | CHICAGO | Allegiance Telecom | 01/25/1998 |
| 312278 | Landline | CHICAGO | Broadwing Communications | 10/31/2000 |
| 312279 | Landline | CHICAGO | Mcimetro Access Transmission Services LLC | 01/25/1998 |
| 312280 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312281 | Landline | CHICAGO | Global Crossing Local Services-il | 10/13/1999 |
| 312282 | Wireless | CHICAGO | New Cingular Wireless PCS | 10/31/2000 |
| 312283 | Landline | CHICAGO | Global Crossing Local Services-il | 10/13/1999 |
| 312284 | Landline | CHICAGO | Xo Illinois | 06/30/2001 |
| 312285 | Wireless | CHICAGO | Sprint Spectrum L.p. | 06/30/2001 |
| 312286 | Wireless | CHICAGO | New Cingular Wireless PCS | 06/13/2000 |
| 312287 | Wireless | CHICAGO | Sprint Spectrum L.p. | 10/31/2000 |
| 312288 | Landline | CHICAGO | Mcimetro Access Transmission Services LLC | 01/25/1998 |
| 312289 | Wireless | CHICAGO | Usa Mobility Wireless | 02/04/1994 |
| 312290 | Wireless | CHICAGO | Usa Mobility Wireless | 11/11/2003 |
| 312291 | Landline | CHICAGO | Ameritech Illinois | 06/13/2000 |
| 312292 | Wireless | CHICAGO | Bandwidth.com Clec | 09/02/2011 |
| 312293 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312294 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312295 | Wireless | CHICAGO | Usa Mobility Wireless | 02/11/1995 |
| 312296 | Wireless | CHICAGO | Sprint Spectrum L.p. | 01/14/2000 |
| 312297 | Landline | CHICAGO | Ameritech Illinois | 02/11/1995 |
| 312298 | Landline | CHICAGO | Sigecom | 07/22/1999 |
| 312299 | Wireless | CHICAGO | Usa Mobility Wireless | 02/04/1994 |
| 312300 | Landline | CHICAGO | Net Talk.com | 04/25/2011 |
| 312301 | Wireless | WESTERN SPRINGS | New Cingular Wireless PCS | 02/11/1995 |
| 312302 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312303 | Wireless | PROSPECT HEIGHTS | New Cingular Wireless PCS | 02/11/1995 |
| 312304 | Wireless | HINSDALE | New Cingular Wireless PCS | 02/11/1995 |
| 312305 | Wireless | NORTHBROOK | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312306 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312307 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312308 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312309 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312310 | Wireless | DARIEN | Cellco Partnership DBA Verizon Wireless | 02/11/1995 |
| 312313 | CHICAGO | |||
| 312314 | Wireless | WESTERN SPRINGS | New Cingular Wireless PCS | 09/11/1994 |
| 312315 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312316 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312317 | Wireless | PROSPECT HEIGHTS | New Cingular Wireless PCS | 02/11/1995 |
| 312318 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 02/11/1995 |
| 312320 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312321 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312322 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312323 | Wireless | CHICAGO | American Messaging (am) | 04/13/2001 |
| 312324 | Landline | CHICAGO | Level 3 Communications | 05/03/2001 |
| 312325 | Landline | CHICAGO | Ameritech Illinois | 06/24/2003 |
| 312326 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312327 | Landline | CHICAGO | Xo Illinois | 08/20/2000 |
| 312328 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312329 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312330 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312331 | Wireless | PROSPECT HEIGHTS | New Cingular Wireless PCS | 01/10/1996 |
| 312332 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312333 | Wireless | CHICAGO | American Messaging (am) | 04/13/2001 |
| 312334 | Landline | CHICAGO | First Communications LLC | 10/31/2000 |
| 312335 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312336 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312337 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312338 | Landline | CHICAGO | Ameritech Illinois | 04/01/1997 |
| 312339 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312340 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 09/21/2011 |
| 312341 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312342 | Wireless | CHICAGO | New Cingular Wireless PCS | 06/30/2001 |
| 312343 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312344 | Landline | CHICAGO | Ameritech Illinois | 07/06/1997 |
| 312345 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312346 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312347 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312348 | Landline | CHICAGO | Neutral Tandem-illinois | 11/14/2003 |
| 312349 | Wireless | CHICAGO | Usa Mobility Wireless | 02/04/1994 |
| 312350 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312351 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312352 | Wireless | WESTERN SPRINGS | New Cingular Wireless PCS | 07/04/1995 |
| 312353 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312354 | Wireless | MEDINAH | New Cingular Wireless PCS | 01/10/1996 |
| 312355 | Landline | CHICAGO | Ameritech Illinois | 07/04/1995 |
| 312356 | Landline | CHICAGO | Ameritech Illinois | 01/14/2000 |
| 312357 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312358 | CHICAGO | |||
| 312359 | Wireless | CHICAGO | Usa Mobility Wireless | 07/04/1995 |
| 312360 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312361 | Landline | CHICAGO | Ameritech Illinois | 10/31/2000 |
| 312362 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312363 | Landline | CHICAGO | Rcn Telecom Services Of Illinois | 05/10/1999 |
| 312364 | Landline | CHICAGO | Ameritech Illinois | 09/11/1994 |
| 312365 | Wireless | CHICAGO | Usa Mobility Wireless | 11/11/2003 |
| 312366 | Wireless | BROOKFIELD | Usa Mobility Wireless | 01/10/1996 |
| 312367 | Wireless | BROOKFIELD | Usa Mobility Wireless | 11/11/2003 |
| 312368 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312369 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312370 | Wireless | CHICAGO | Usa Mobility Wireless | 11/11/2003 |
| 312371 | Wireless | CHICAGO | Sprint Spectrum L.p. | 01/25/1998 |
| 312372 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312373 | Landline | CHICAGO | Broadwing Communications | 05/10/1999 |
| 312374 | Landline | CHICAGO | Ameritech Illinois | 10/13/1999 |
| 312375 | Wireless | CHICAGO | T-mobile Usa | 06/30/2001 |
| 312376 | Landline | CHICAGO | Cbeyond Communications | 06/11/2004 |
| 312377 | Landline | CHICAGO | Xo Illinois | 01/25/1998 |
| 312378 | Wireless | CHICAGO | Usa Mobility Wireless | 01/25/1998 |
| 312379 | Landline | CHICAGO | Ovation Communications Of Illinois | 04/10/2001 |
| 312380 | Landline | CHICAGO | Ameritech Illinois | 08/20/2000 |
| 312381 | Landline | CHICAGO | Ameritech Illinois | 05/10/1999 |
| 312382 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312383 | CHICAGO | |||
| 312384 | Landline | CHICAGO | Ameritech Illinois | 10/13/1999 |
| 312385 | Landline | CHICAGO | Ameritech Illinois | 01/25/1998 |
| 312386 | Landline | CHICAGO | Ameritech Illinois | 08/20/2000 |
| 312387 | Wireless | CHICAGO | Usa Mobility Wireless | 02/04/1994 |
| 312388 | Wireless | CHICAGO | Sprint Spectrum L.p. | 01/25/1998 |
| 312389 | Wireless | CHICAGO | Usa Mobility Wireless | 11/11/2003 |
| 312390 | Wireless | CHICAGO | American Messaging (am) | 04/16/2001 |
| 312391 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312393 | Wireless | CHICAGO | American Messaging (am) | 04/23/2001 |
| 312394 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312395 | Landline | CHICAGO | AT&T Local | 01/25/1998 |
| 312396 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312397 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312398 | Wireless | CHICAGO | Usa Mobility Wireless | 01/10/1996 |
| 312399 | Wireless | CHICAGO | Sprint Spectrum L.p. | 07/22/1999 |
| 312400 | Wireless | CHICAGO | American Messaging (am) | 04/13/2001 |
| 312401 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312402 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312403 | Wireless | BROOKFIELD | Cellco Partnership DBA Verizon Wireless | 02/11/1995 |
| 312404 | Wireless | CHICAGO | T-mobile Usa | 10/14/2002 |
| 312405 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312406 | Wireless | PROSPECT HEIGHTS | New Cingular Wireless PCS | 02/11/1995 |
| 312407 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312408 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312409 | Landline | CHICAGO | Ameritech Illinois | 09/11/1994 |
| 312410 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312412 | Wireless | PROSPECT HEIGHTS | New Cingular Wireless PCS | 02/11/1995 |
| 312413 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312415 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312416 | Landline | CHICAGO | Mci Worldcom Communications | 01/10/1996 |
| 312417 | Wireless | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312418 | Wireless | CHICAGO | Usa Mobility Wireless | 09/11/1994 |
| 312419 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312420 | Wireless | CHICAGO | New Cingular Wireless PCS | 06/30/2001 |
| 312421 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312422 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312423 | Landline | CHICAGO | Broadwing Communications | 11/11/2003 |
| 312424 | Landline | CHICAGO | Ameritech Illinois | 09/11/1994 |
| 312425 | Landline | CHICAGO | Ameritech Illinois | 07/01/1996 |
| 312426 | Wireless | CHICAGO | Usa Mobility Wireless | 01/10/1996 |
| 312427 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312428 | Wireless | CHICAGO | Level 3 Communications | 11/11/2003 |
| 312429 | Landline | CHICAGO | Global Crossing Local Services-il | 10/13/1999 |
| 312430 | Landline | CHICAGO | Ameritech Illinois | 05/02/2004 |
| 312431 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312432 | Landline | CHICAGO | Ameritech Illinois | 02/11/1995 |
| 312433 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312434 | Wireless | CHICAGO | Sprint Spectrum L.p. | 07/08/2011 |
| 312435 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312436 | Landline | CHICAGO | Ameritech Illinois | 01/14/2000 |
| 312437 | Wireless | CHICAGO | Sprint Spectrum L.p. | 07/22/1999 |
| 312438 | CHICAGO | |||
| 312440 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312441 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312442 | Landline | DES PLAINES | Ameritech Illinois | 01/25/1998 |
| 312443 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312444 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312445 | Landline | CHICAGO | Ameritech Illinois | 06/13/2000 |
| 312446 | Wireless | CHICAGO | Sprint Spectrum L.p. | 08/14/1998 |
| 312447 | Landline | CHICAGO | Ameritech Illinois | 06/13/2000 |
| 312448 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 08/02/2011 |
| 312449 | Wireless | PARK RIDGE | American Messaging (am) | 04/23/2001 |
| 312450 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312451 | Landline | CHICAGO | T-mobile Usa | 01/25/1998 |
| 312452 | Wireless | CHICAGO | American Messaging (am) | 04/13/2001 |
| 312453 | Landline | CHICAGO | Mci Worldcom Communications | 01/10/1996 |
| 312454 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312455 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312456 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312457 | Wireless | HARWOOD HEIGHTS | American Messaging (am) | 04/23/2001 |
| 312458 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312459 | Wireless | CHICAGO | T-mobile Usa | 08/02/2011 |
| 312460 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312461 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312462 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312463 | Landline | CHICAGO | Ameritech Illinois | 01/25/1998 |
| 312464 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312465 | Landline | CHICAGO | Us Xchange Of Illinois LLC DBA Choice One Comm Il | 03/26/2009 |
| 312466 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312467 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312469 | Landline | CHICAGO | Ameritech Illinois | 10/31/2000 |
| 312470 | Landline | CHICAGO | Mcimetro Access Transmission Services LLC | 01/10/1996 |
| 312472 | Landline | CHICAGO | Ameritech Illinois | 10/27/2005 |
| 312473 | Landline | CHICAGO | Ymax Communications Corp. | 11/15/2006 |
| 312474 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312475 | Landline | CHICAGO | Ameritech Illinois | 01/25/1998 |
| 312476 | Landline | CHICAGO | Sprint Spectrum L.p. | 08/20/2000 |
| 312477 | Wireless | CHICAGO | Level 3 Communications | 10/20/2010 |
| 312478 | Landline | CHICAGO | T-mobile Usa | 03/20/2014 |
| 312479 | Landline | CHICAGO | AT&T Local | 01/25/1998 |
| 312480 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312482 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312484 | Wireless | CHICAGO | Usa Mobility Wireless | 02/04/1994 |
| 312485 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312486 | Landline | CHICAGO | Mci Worldcom Communications | 04/23/2004 |
| 312488 | Landline | CHICAGO | Pg Telecom Of Illinois Inc. | 01/18/2006 |
| 312489 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 08/20/2000 |
| 312490 | Wireless | CHICAGO | Usa Mobility Wireless | 02/04/1994 |
| 312491 | Landline | CHICAGO | Ameritech Illinois | 07/04/1995 |
| 312492 | Landline | CHICAGO | Ameritech Illinois | 07/06/1997 |
| 312493 | Wireless | CHICAGO | T-mobile Usa | 06/30/2001 |
| 312494 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312495 | Wireless | CHICAGO | Usa Mobility Wireless | 11/11/2003 |
| 312496 | Landline | CHICAGO | Ameritech Illinois | 07/01/1996 |
| 312497 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312498 | Wireless | CHICAGO | Sprint Spectrum L.p. | 07/22/1999 |
| 312499 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312501 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 02/11/1995 |
| 312502 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312503 | Landline | CHICAGO | Broadwing Communications | 02/04/1994 |
| 312504 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312505 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312506 | Landline | CHICAGO | Cimco Communications | 05/24/2004 |
| 312507 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312508 | Landline | CHICAGO | Peerless Network Of Illinois | 03/19/2012 |
| 312509 | Landline | CHICAGO | Peerless Network Of Illinois | 03/06/2012 |
| 312510 | Wireless | WESTERN SPRINGS | New Cingular Wireless PCS | 02/11/1995 |
| 312512 | Wireless | CHICAGO | Usa Mobility Wireless | 05/01/2002 |
| 312513 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312514 | Wireless | CHICAGO | American Messaging (am) | 04/13/2001 |
| 312515 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312516 | Landline | CHICAGO | Ameritech Illinois | 02/11/1995 |
| 312518 | Wireless | PROSPECT HEIGHTS | New Cingular Wireless PCS | 02/11/1995 |
| 312519 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312520 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312521 | Landline | CHICAGO | AT&T Local | 01/25/1998 |
| 312523 | Wireless | CHICAGO | Sprint Spectrum L.p. | 06/30/2001 |
| 312524 | Wireless | PROSPECT HEIGHTS | New Cingular Wireless PCS | 02/11/1995 |
| 312525 | Landline | CHICAGO | Mcimetro Access Transmission Services LLC | 03/20/2002 |
| 312526 | Landline | CHICAGO | Ameritech Illinois | 07/04/1995 |
| 312527 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312528 | Landline | CHICAGO | Ameritech Illinois | 01/25/1998 |
| 312529 | Landline | CHICAGO | AT&T Local | 10/11/1997 |
| 312530 | Wireless | CHICAGO | Usa Mobility Wireless | 04/15/1996 |
| 312531 | Wireless | WESTERN SPRINGS | New Cingular Wireless PCS | 02/11/1995 |
| 312532 | Wireless | CHICAGO | T-mobile Usa | 11/11/2003 |
| 312533 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 10/13/1999 |
| 312534 | Landline | CHICAGO | Ameritech Illinois | 09/17/2008 |
| 312537 | Landline | CHICAGO | Ameritech Illinois | 04/15/1996 |
| 312540 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312541 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312542 | Landline | CHICAGO | Ameritech Illinois | 01/25/1998 |
| 312543 | Wireless | CHICAGO | New Cingular Wireless PCS | 04/01/1997 |
| 312544 | Landline | CHICAGO | Ameritech Illinois | 06/13/2000 |
| 312545 | Wireless | CHICAGO | Sprint Spectrum L.p. | 03/03/2001 |
| 312546 | Landline | CHICAGO | Level 3 Communications | 01/25/1998 |
| 312547 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312548 | Landline | CHICAGO | Broadwing Communications | 09/05/2007 |
| 312550 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312551 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312552 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312553 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312554 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312556 | Wireless | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312557 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312558 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312559 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312560 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312561 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 06/20/2012 |
| 312562 | Wireless | CHICAGO | Usa Mobility Wireless | 02/04/1994 |
| 312563 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312564 | Landline | CHICAGO | Cimco Communications | 11/13/2006 |
| 312565 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312566 | Landline | CHICAGO | Ameritech Illinois | 01/10/1996 |
| 312567 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312568 | Landline | CHICAGO | Ameritech Illinois | 06/13/2000 |
| 312569 | Landline | CHICAGO | Ameritech Illinois | 10/31/2000 |
| 312570 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312571 | Wireless | CHICAGO | Usa Mobility Wireless | 02/04/1994 |
| 312572 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312573 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312574 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312575 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312576 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312577 | Landline | CHICAGO | Mci Worldcom Communications | 01/11/1997 |
| 312578 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312580 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312582 | Landline | CHICAGO | Ameritech Illinois | 05/16/2002 |
| 312583 | Landline | CHICAGO | Ameritech Illinois | 01/25/1998 |
| 312585 | Landline | CHICAGO | Mcimetro Access Transmission Services LLC | 04/16/2013 |
| 312587 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312588 | Landline | CHICAGO | Ameritech Illinois | 01/25/1998 |
| 312589 | Landline | CHICAGO | Ameritech Illinois | 03/03/2001 |
| 312590 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312591 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312592 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312593 | Wireless | CHICAGO | T-mobile Usa | 11/11/2003 |
| 312594 | Landline | CHICAGO | Mcimetro Access Transmission Services LLC | 11/06/2008 |
| 312595 | Landline | CHICAGO | Ameritech Illinois | 09/11/1994 |
| 312596 | Landline | CHICAGO | Teleport Communications America | 07/01/1996 |
| 312597 | CHICAGO | |||
| 312599 | CHICAGO | |||
| 312600 | Landline | CHICAGO | Neutral Tandem-illinois | 05/01/2012 |
| 312601 | Landline | CHICAGO | Mcimetro Access Transmission Services LLC | 04/01/1997 |
| 312602 | Landline | CHICAGO | Broadwing Communications | 05/10/1999 |
| 312603 | Landline | CHICAGO | Ameritech Illinois | 09/11/1994 |
| 312604 | Landline | CHICAGO | Xo Illinois | 01/25/1998 |
| 312605 | Landline | CHICAGO | Ovation Communications Of Illinois | 08/06/2012 |
| 312606 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312607 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312608 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312609 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312610 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 08/06/2012 |
| 312612 | Landline | CHICAGO | Ameritech Illinois | 10/31/2000 |
| 312613 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312614 | Landline | CHICAGO | Ameritech Illinois | 10/19/2012 |
| 312615 | Wireless | PROSPECT HEIGHTS | New Cingular Wireless PCS | 02/11/1995 |
| 312616 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312617 | Wireless | CHICAGO | Sprint Spectrum L.p. | 11/11/2003 |
| 312618 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312619 | Wireless | CHICAGO | T-mobile Usa | 09/11/2012 |
| 312620 | Landline | CHICAGO | Bandwidth.com Clec | 08/15/2012 |
| 312621 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312622 | Wireless | CHICAGO | New Cingular Wireless PCS | 02/14/2001 |
| 312623 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312624 | Landline | CHICAGO | Rcn Telecom Services Of Illinois | 05/10/1999 |
| 312625 | Landline | CHICAGO | Level 3 Communications | 05/01/2002 |
| 312626 | Landline | CHICAGO | Broadvox-clec | 02/04/2008 |
| 312627 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312628 | Landline | CHICAGO | Xo Illinois | 06/30/2001 |
| 312629 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312630 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312631 | Landline | CHICAGO | Centurylink Communications LLC | 01/11/2013 |
| 312632 | Landline | CHICAGO | Ameritech Illinois | 07/22/1999 |
| 312633 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312634 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312635 | Landline | CHICAGO | Global Crossing Local Services-il | 11/11/2003 |
| 312636 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312637 | Landline | OAK PARK | Broadwing Communications | 05/10/1999 |
| 312638 | Landline | CHICAGO | Broadwing Communications | 01/25/1998 |
| 312639 | CHICAGO | |||
| 312640 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312641 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312642 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312643 | Landline | CHICAGO | Rcn Telecom Services Of Illinois | 01/25/1998 |
| 312644 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312645 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312646 | Landline | CHICAGO | Broadwing Communications | 03/27/2007 |
| 312647 | Wireless | CHICAGO | T-mobile Usa | 05/24/2013 |
| 312648 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312649 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312650 | Landline | CHICAGO | Rcn Telecom Services Of Illinois | 01/25/1998 |
| 312651 | Landline | CHICAGO | Ameritech Illinois | 01/25/1998 |
| 312652 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312653 | Landline | CHICAGO | Ameritech Illinois | 07/04/1995 |
| 312654 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312655 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312656 | Wireless | LOMBARD | Sprint Spectrum L.p. | 07/06/1997 |
| 312657 | Wireless | CHICAGO | Usa Mobility Wireless | 02/04/1994 |
| 312658 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312659 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312660 | Landline | CHICAGO | Teleport Communications America | 01/25/1998 |
| 312661 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312662 | Landline | CHICAGO | Ameritech Illinois | 08/20/2000 |
| 312663 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312664 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312665 | Landline | CHICAGO | Teleport Communications America | 01/25/1998 |
| 312666 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312667 | Landline | CHICAGO | Peerless Network Of Illinois | 08/31/2012 |
| 312669 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312670 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312671 | Wireless | CHICAGO | Sprint Spectrum L.p. | 11/11/2003 |
| 312672 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312673 | Landline | CHICAGO | First Communications LLC | 04/01/1997 |
| 312674 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312675 | Landline | CHICAGO | Ameritech Illinois | 08/20/2000 |
| 312676 | Landline | CHICAGO | First Communications LLC | 06/16/2006 |
| 312677 | Wireless | CHICAGO | Usa Mobility Wireless | 10/15/1996 |
| 312678 | Wireless | CHICAGO | T-mobile Usa | 07/25/2013 |
| 312679 | Wireless | CHICAGO | American Messaging (am) | 04/23/2001 |
| 312680 | Wireless | CHICAGO | Usa Mobility Wireless | 01/10/1996 |
| 312681 | Landline | CHICAGO | Ameritech Illinois | 08/20/2000 |
| 312682 | Wireless | CHICAGO | Usa Mobility Wireless | 02/04/1994 |
| 312683 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312685 | Wireless | CHICAGO | Sprint Spectrum L.p. | 10/13/1999 |
| 312688 | Wireless | CHICAGO | Usa Mobility Wireless | 02/04/1994 |
| 312689 | Wireless | CHICAGO | American Messaging (am) | 04/13/2001 |
| 312690 | Unknown | CHICAGO | Rclec | |
| 312691 | Wireless | CHICAGO | Indiana Paging Ntwk | 04/01/1997 |
| 312692 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312693 | Landline | CHICAGO | Ameritech Illinois | 01/25/1998 |
| 312694 | Landline | CHICAGO | Ameritech Illinois | 10/31/2000 |
| 312695 | Landline | CHICAGO | Ameritech Illinois | 05/10/1999 |
| 312696 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312697 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312698 | Landline | CHICAGO | Broadwing Communications | 08/23/2001 |
| 312699 | Wireless | WESTERN SPRINGS | New Cingular Wireless PCS | 02/11/1995 |
| 312701 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312702 | Landline | CHICAGO | Mcimetro Access Transmission Services LLC | 12/31/2012 |
| 312703 | Wireless | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312704 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312705 | Landline | CHICAGO | Teleport Communications America | 02/04/1994 |
| 312706 | Landline | CHICAGO | Teleport Communications America | 02/11/1995 |
| 312707 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312709 | Wireless | CHICAGO | T-mobile Usa | 05/24/2013 |
| 312710 | Landline | CHICAGO | Ameritech Illinois | 07/04/1995 |
| 312712 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312713 | Wireless | CHICAGO | American Messaging (am) | 04/16/2001 |
| 312714 | Landline | CHICAGO | Ameritech Illinois | 10/31/2000 |
| 312715 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312716 | Wireless | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312717 | Wireless | BROOKFIELD | Usa Mobility Wireless | 02/11/1995 |
| 312718 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312719 | Wireless | CHICAGO | Sprint Spectrum L.p. | 11/11/2003 |
| 312720 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312721 | Wireless | Chicago | T-mobile Usa | 10/22/2013 |
| 312724 | Landline | CHICAGO | Bandwidth.com Clec | 02/07/2013 |
| 312725 | Landline | CHICAGO | Bandwidth.com Clec | 10/08/2008 |
| 312726 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312727 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312729 | Landline | CHICAGO | Ameritech Illinois | 07/06/1997 |
| 312730 | Landline | CHICAGO | AT&T Local | 01/25/1998 |
| 312731 | Landline | CHICAGO | T-mobile Usa | 01/25/1998 |
| 312732 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312733 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312735 | Wireless | CHICAGO | Sprint Spectrum L.p. | 07/06/2001 |
| 312737 | Landline | CHICAGO | Ameritech Illinois | 01/25/1998 |
| 312738 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312739 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312740 | Wireless | CHICAGO | American Messaging (am) | 04/13/2001 |
| 312742 | Landline | CHICAGO | Ameritech Illinois | 02/11/1995 |
| 312743 | Landline | CHICAGO | Ameritech Illinois | 11/15/2001 |
| 312744 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312745 | Landline | CHICAGO | Ameritech Illinois | 01/25/1998 |
| 312746 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312747 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312748 | Wireless | CHICAGO | Usa Mobility Wireless | 11/11/2003 |
| 312749 | Wireless | ALGONQUIN | New Cingular Wireless PCS | 02/11/1995 |
| 312750 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312751 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312752 | Landline | CHICAGO | Broadwing Communications | 04/19/2002 |
| 312753 | Landline | CHICAGO | Rcn Telecom Services Of Illinois | 01/25/1998 |
| 312754 | Landline | CHICAGO | Tw Telecom Of Illinois LLC | 02/26/2013 |
| 312755 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312756 | Landline | CHICAGO | Ameritech Illinois | 02/27/1999 |
| 312757 | Landline | CHICAGO | Citrix Communications LLC | 03/28/2013 |
| 312758 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312759 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312760 | Wireless | CHICAGO | American Messaging (am) | 04/13/2001 |
| 312762 | Landline | CHICAGO | Ameritech Illinois | 01/14/2000 |
| 312763 | Unknown | Comcast Phone Of Illinois DBA Comco | ||
| 312765 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312766 | CHICAGO | |||
| 312768 | Landline | CHICAGO | AT&T Local | 01/25/1998 |
| 312769 | Wireless | CHICAGO | Indiana Paging Ntwk | 01/25/1998 |
| 312770 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312771 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312772 | Wireless | CHICAGO | Cricket Communications | 08/18/2008 |
| 312774 | Wireless | Chicago | T-mobile Usa | 08/19/2013 |
| 312775 | Landline | CHICAGO | Ameritech Illinois | 10/13/1999 |
| 312777 | Landline | CHICAGO | Teleport Communications America | 01/25/1998 |
| 312780 | Landline | CHICAGO | Mci Worldcom Communications | 01/11/1997 |
| 312781 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312782 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312784 | Landline | CHICAGO | First Communications LLC | 07/12/2007 |
| 312785 | ||||
| 312786 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312787 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312788 | Landline | CHICAGO | Ameritech Illinois | 10/31/2000 |
| 312789 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312790 | Wireless | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312791 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312793 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312794 | Landline | CHICAGO | Rcn Telecom Services Of Illinois | 01/25/1998 |
| 312795 | Landline | CHICAGO | Ameritech Illinois | 07/06/1997 |
| 312796 | CHICAGO | |||
| 312797 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312798 | Landline | CHICAGO | Ameritech Illinois | 10/31/2000 |
| 312799 | Landline | CHICAGO | Ameritech Illinois | 06/13/2000 |
| 312800 | Landline | CHICAGO | Peerless Network Of Illinois | 11/20/2012 |
| 312801 | Wireless | CHICAGO | 365 Wireless | 04/29/2013 |
| 312802 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312803 | Landline | CHICAGO | Mci Worldcom Communications | 09/11/1994 |
| 312804 | Wireless | CHICAGO | T-mobile Usa | 01/23/2002 |
| 312805 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312806 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312807 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312808 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312809 | Landline | Chicago | Mcimetro Access Transmission Services LLC | 10/25/2013 |
| 312810 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312812 | Wireless | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312813 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312814 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312816 | Wireless | WESTERN SPRINGS | New Cingular Wireless PCS | 02/11/1995 |
| 312817 | Landline | CHICAGO | Ameritech Illinois | 02/11/1995 |
| 312818 | Wireless | CHICAGO | T-mobile Usa | 08/19/2013 |
| 312819 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312820 | Wireless | CHICAGO | Usa Mobility Wireless | 11/11/2003 |
| 312821 | Landline | CHICAGO | Mci Worldcom Communications | 01/25/1998 |
| 312822 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312823 | Landline | CHICAGO | Ameritech Illinois | 09/11/1994 |
| 312824 | VILLA PARK | |||
| 312825 | CHICAGO | |||
| 312826 | CHICAGO | |||
| 312827 | Landline | CHICAGO | Ameritech Illinois | 09/11/1994 |
| 312828 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312829 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312830 | Wireless | CHICAGO | Usa Mobility Wireless | 11/11/2003 |
| 312831 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312832 | Landline | CHICAGO | Ameritech Illinois | 01/10/1996 |
| 312833 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312834 | Landline | CHICAGO | Ameritech Illinois | 10/31/2000 |
| 312835 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312836 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312837 | GLENVIEW | |||
| 312839 | Wireless | CHICAGO | American Messaging (am) | 04/13/2001 |
| 312840 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312841 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312842 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312843 | Landline | Chicago | Teleport Communications America | 03/12/2014 |
| 312844 | Wireless | WESTERN SPRINGS | New Cingular Wireless PCS | 02/11/1995 |
| 312845 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312846 | Landline | CHICAGO | Ameritech Illinois | 01/25/1998 |
| 312848 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312849 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312850 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312851 | Wireless | CHICAGO | Usa Mobility Wireless | 02/04/1994 |
| 312852 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312853 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312854 | Landline | CHICAGO | Rcn Telecom Services Of Illinois | 01/25/1998 |
| 312855 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312856 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312857 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312858 | ||||
| 312859 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312860 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312861 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312862 | Landline | CHICAGO | Ameritech Illinois | 01/25/2006 |
| 312863 | Landline | CHICAGO | Ovation Communications Of Illinois | 04/10/2001 |
| 312864 | Landline | CHICAGO | Ameritech Illinois | 10/31/2000 |
| 312865 | Wireless | PROSPECT HEIGHTS | New Cingular Wireless PCS | 02/11/1995 |
| 312867 | Landline | CHICAGO | Ameritech Illinois | 01/10/1996 |
| 312869 | Landline | CHICAGO | Ameritech Illinois | 10/31/2000 |
| 312870 | Landline | CHICAGO | First Communications LLC | 07/06/1997 |
| 312873 | Landline | CHICAGO | Mci Worldcom Communications | 01/25/1998 |
| 312875 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312876 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312877 | CHICAGO | |||
| 312878 | Landline | CHICAGO | Peerless Network Of Illinois | 02/04/2008 |
| 312879 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312880 | Landline | CHICAGO | Ameritech Illinois | 03/03/2001 |
| 312881 | Landline | CHICAGO | Ovation Communications Of Illinois | 04/10/2001 |
| 312882 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312884 | Landline | CHICAGO | Ovation Communications Of Illinois | 04/10/2001 |
| 312886 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312887 | Landline | CHICAGO | Ameritech Illinois | 07/22/1999 |
| 312888 | Landline | CHICAGO | New Cingular Wireless PCS | 02/19/2009 |
| 312890 | Wireless | CHICAGO | Sprint Spectrum L.p. | 03/03/2001 |
| 312891 | Wireless | CHICAGO | Usa Mobility Wireless | 02/04/1994 |
| 312892 | Landline | CHICAGO | Broadwing Communications | 01/25/1998 |
| 312893 | Landline | CHICAGO | Broadwing Communications | 01/25/1998 |
| 312894 | Landline | CHICAGO | Mcimetro Access Transmission Services LLC | 01/25/1998 |
| 312895 | Landline | CHICAGO | Broadwing Communications | 07/06/1997 |
| 312896 | Landline | CHICAGO | Broadwing Communications | 11/20/1998 |
| 312897 | CHICAGO | |||
| 312898 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312899 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312901 | Wireless | CHICAGO | Usa Mobility Wireless | 02/04/1994 |
| 312902 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312903 | Wireless | CHICAGO | American Messaging (am) | 04/13/2001 |
| 312904 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312905 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312906 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312907 | Wireless | CHICAGO | Sprint Spectrum L.p. | 01/25/1998 |
| 312908 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312909 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312910 | Wireless | CHICAGO | Usa Mobility Wireless | 11/11/2003 |
| 312912 | Landline | CHICAGO | Ameritech Illinois | 09/11/1994 |
| 312913 | Landline | CHICAGO | Ameritech Illinois | 10/11/1997 |
| 312914 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312915 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312916 | Wireless | CHICAGO | American Messaging (am) | 04/23/2001 |
| 312917 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312918 | Wireless | Chicago | T-mobile Usa | 08/19/2013 |
| 312919 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312920 | Landline | CHICAGO | Ameritech Illinois | 11/11/2003 |
| 312921 | Landline | CHICAGO | Ameritech Illinois | 07/21/2008 |
| 312922 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312923 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312924 | Landline | CHICAGO | Paetec Communications | 03/03/2001 |
| 312925 | Wireless | CHICAGO | New Cingular Wireless PCS | 01/25/1998 |
| 312926 | Landline | CHICAGO | Ameritech Illinois | 04/01/1997 |
| 312927 | Wireless | CHICAGO | T-mobile Usa | 08/21/2002 |
| 312928 | Landline | CHICAGO | Ameritech Illinois | 04/01/1997 |
| 312929 | Landline | CHICAGO | T-mobile Usa | 04/27/2006 |
| 312930 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312931 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312932 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312933 | Wireless | CHICAGO | Sprint Spectrum L.p. | 01/25/1998 |
| 312934 | GLENVIEW | |||
| 312935 | Landline | CHICAGO | Ameritech Illinois | 01/25/1998 |
| 312936 | Wireless | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312937 | CHICAGO | |||
| 312938 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312939 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312940 | Landline | CHICAGO | Peerless Network Of Illinois | 09/20/2013 |
| 312941 | Wireless | CHICAGO | Usa Mobility Wireless | 02/04/1994 |
| 312942 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312943 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312944 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312945 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312946 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312947 | Landline | CHICAGO | Ameritech Illinois | 11/18/2010 |
| 312948 | Landline | CHICAGO | Ovation Communications Of Illinois | 04/10/2001 |
| 312949 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312951 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312952 | Wireless | CHICAGO | New Cingular Wireless PCS | 10/15/1996 |
| 312953 | Wireless | ARLINGTON HEIGHTS | New Cingular Wireless PCS | 04/01/1997 |
| 312954 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312955 | Landline | CHICAGO | Rcn Telecom Services Of Illinois | 01/25/1998 |
| 312956 | GLENVIEW | |||
| 312957 | Landline | CHICAGO | Ameritech Illinois | 09/11/1994 |
| 312960 | Landline | CHICAGO | Ameritech Illinois | 07/06/1997 |
| 312961 | Wireless | CHICAGO | New Cingular Wireless PCS | 01/25/1998 |
| 312962 | Landline | CHICAGO | Global Crossing Local Services-il | 01/25/1998 |
| 312963 | Wireless | CHICAGO | Usa Mobility Wireless | 02/11/1995 |
| 312964 | CHICAGO | |||
| 312965 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 11/11/2003 |
| 312968 | Wireless | CHICAGO | Cellco Partnership DBA Verizon Wireless | 02/11/1995 |
| 312969 | Wireless | BROOKFIELD | Cellco Partnership DBA Verizon Wireless | 02/11/1995 |
| 312970 | Landline | CHICAGO | Ameritech Illinois | 03/03/2001 |
| 312971 | Unknown | CHICAGO | Bandwidth.com Clec | |
| 312972 | Wireless | CHICAGO | New Cingular Wireless PCS | 11/11/2003 |
| 312973 | Landline | Chicago | Mcimetro Access Transmission Services LLC | 02/19/2014 |
| 312974 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312977 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312978 | Wireless | Chicago | T-mobile Usa | 10/22/2013 |
| 312979 | Wireless | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312980 | Landline | CHICAGO | Teleport Communications America | 04/01/1997 |
| 312981 | Landline | CHICAGO | Ovation Communications Of Illinois | 04/10/2001 |
| 312982 | CHICAGO | |||
| 312983 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312984 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312985 | Landline | CHICAGO | Ovation Communications Of Illinois | 04/10/2001 |
| 312986 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312987 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312988 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312990 | Wireless | WESTERN SPRINGS | New Cingular Wireless PCS | 02/11/1995 |
| 312991 | Wireless | PROSPECT HEIGHTS | New Cingular Wireless PCS | 02/11/1995 |
| 312992 | Landline | CHICAGO | Ameritech Illinois | 01/25/1998 |
| 312993 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312994 | Landline | CHICAGO | Ovation Communications Of Illinois | 04/10/2001 |
| 312996 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312997 | Landline | CHICAGO | Ameritech Illinois | 02/04/1994 |
| 312998 | CHICAGO | |||
| 312999 | Landline | CHICAGO | Xo Illinois | 08/20/2010 |