Area Code Info

857 Area Code

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Massachusetts Area Codes Map

Area Code Information

Area Code: 857
State: Massachusetts
Primary City: Boston
Timezone: Eastern
State Code:

Did You Know?

Area code 857 was first put in service May 2, 2001. Currently, the largest city it serves is Boston, MA, and it overlaps coverage areas with area code 617.

Heavily Reported Numbers

Active Phone Number Prefixes

Prefix Usage Primary City Carrier Introduced
857200 Wireless BOSTON Cellco Partnership DBA Verizon Wireless 01/10/2011
857201 Wireless WINTHROP Sprint Spectrum L.p. 10/28/2002
857202 Wireless BOSTON Cellco Partnership DBA Verizon Wireless 11/10/2011
857203 Landline JAMAICA PLAIN Verizon New England Inc. 02/28/2005
857204 Landline BOSTON Omnipoint Miami E License 03/20/2001
857205 Wireless BOSTON New Cingular Wireless PCS - DC 03/19/2001
857206 Wireless BOSTON Cellco Partnership DBA Verizon Wireless 10/07/2011
857207 Wireless BOSTON Cellco Partnership DBA Verizon Wireless 04/11/2007
857208 Wireless BOSTON Cellco Partnership DBA Verizon Wireless 02/08/2012
857209 Landline CAMBRIDGE Broadwing Communications 10/11/2001
857210 Wireless BOSTON Sprint Spectrum L.p. 03/10/2011
857212 Wireless DORCHESTER Sprint Spectrum L.p. 04/23/2001
857213 Landline BOSTON Paetec Communications 10/03/2011
857214 Wireless BOSTON Cellco Partnership DBA Verizon Wireless 12/06/2011
857215 Landline BROOKLINE Verizon New England Inc. 02/23/2010
857216 Landline CAMBRIDGE Ymax Communications Corp. 11/03/2009
857217 Landline DORCHESTER Sprint Spectrum L.p. 06/30/2001
857218 Landline BROOKLINE Verizon New England Inc. 01/12/2007
857219 Landline BOSTON Neutral Tandem-massachusetts 02/16/2012
857220 Landline DORCHESTER Broadview Networks 03/20/2001
857221 Wireless BOSTON Sprint Spectrum L.p. 05/25/2005
857222 Wireless BOSTON Omnipoint Miami E License 05/17/2001
857223 Landline BOSTON Ctc Communications Corp.
857224 Landline BOSTON Verizon New England Inc. 12/17/2009
857225 Wireless BROOKLINE Cellco Partnership DBA Verizon Wireless 05/03/2001
857226 Landline NEWTONVILLE Dsci Corporation 03/30/2006
857227 Landline SOMERVILLE Mcimetro Access Transmission Services LLC 05/23/2001
857228 Landline WATERTOWN Ctc Communications Corp. 07/12/2001
857229 Landline WEST NEWTON Ctc Communications Corp. 02/13/2002
857230 Wireless ROXBURY CROSSING Omnipoint Miami E License 04/15/2009
857231 Wireless WEST NEWTON Sprint Spectrum L.p. 07/30/2002
857232 Landline NEWTONVILLE Neutral Tandem-massachusetts 05/17/2006
857233 Landline BOSTON Sprint Spectrum L.p. 02/16/2006
857234 Wireless BROOKLINE Omnipoint Miami E License 03/18/2002
857235 Landline CAMBRIDGE Verizon New England Inc. 11/18/2008
857236 Wireless BOSTON Metro PCS 08/04/2008
857237 Wireless BOSTON Metro PCS 06/08/2009
857238 Landline BOSTON Verizon New England Inc. 11/14/2007
857239 Landline BOSTON Cbeyond Communications 10/29/2009
857240 Landline CAMBRIDGE Peerless Network Of Massachusetts 02/28/2012
857241 Landline BOSTON Broadwing Communications 10/24/2006
857242 Wireless CAMBRIDGE Dsci Corporation 09/08/2011
857243 Landline BOSTON Broadvox-clec 11/05/2009
857244 Landline BROOKLINE Bandwidth.com Clec 06/10/2008
857245 Landline BROOKLINE Ymax Communications Corp. 11/02/2006
857246 Wireless BOSTON Metro PCS 10/08/2008
857247 Wireless BOSTON Metro PCS 06/08/2009
857248 Wireless BOSTON Cellco Partnership DBA Verizon Wireless 03/08/2012
857249 Wireless BOSTON Metro PCS 08/04/2008
857250 Wireless BOSTON Omnipoint Miami E License 07/15/2011
857251 Wireless BOSTON Metro PCS 08/04/2008
857252 Landline NORTH DIGHTON Broadview Networks 04/23/2001
857253 Landline CAMBRIDGE Broadview Networks 04/23/2001
857254 Landline BOSTON Broadview Networks 04/23/2001
857255 Landline WEST NEWTON Broadview Networks 04/23/2001
857256 Wireless CAMBRIDGE Peerless Network Of Massachusetts 09/22/2011
857257 Wireless BOSTON Sprint Spectrum L.p. 04/20/2001
857258 Wireless BOSTON Metro PCS 06/25/2010
857259 Wireless CAMBRIDGE New Cingular Wireless PCS - DC 05/24/2011
857260 Wireless BOSTON Cellco Partnership DBA Verizon Wireless 03/08/2012
857261 Wireless BOSTON Metro PCS 02/22/2011
857262 WATERTOWN
857263 Wireless BOSTON Cellco Partnership DBA Verizon Wireless 07/12/2011
857264 Wireless BOSTON Omnipoint Miami E License 09/21/2010
857265 Wireless BOSTON New Cingular Wireless PCS - DC 07/12/2011
857266 Wireless BOSTON Metro PCS 06/10/2010
857267 Landline BOSTON Comcast Phone Of Massachusetts 07/15/2013
857268 Wireless BOSTON Cellco Partnership DBA Verizon Wireless 09/08/2011
857269 Landline SUFFOLK Peerless Network Of Massachusetts 04/24/2013
857271 Wireless SUFFOLK Sprint Spectrum L.p. 06/28/2013
857272 Wireless BOSTON New Cingular Wireless PCS - DC 03/01/2006
857273 Landline Comcast Phone Of Massachusetts 04/23/2013
857274 SUFFOLK
857276 SUFFOLK
857277 Landline BOSTON Omnipoint Miami E License 01/03/2006
857281 CAMBRIDGE
857284 Wireless BOSTON Omnipoint Miami E License 01/15/2008
857285 Landline CAMBRIDGE Paetec Communications 08/16/2012
857288 Wireless BOSTON Xo Massachusetts 08/01/2006
857293 Landline BOSTON Broadview Networks 02/15/2010
857294 Wireless BOSTON Cellco Partnership DBA Verizon Wireless 05/11/2007
857300 Wireless BOSTON Cellco Partnership DBA Verizon Wireless 10/08/2010
857301 Wireless BOSTON Cellco Partnership DBA Verizon Wireless 12/06/2012
857303 Wireless BOSTON Cellco Partnership DBA Verizon Wireless 11/08/2012
857304 Landline WATERTOWN Teleport Communications America 03/13/2013
857305 Landline Boston Level 3 Enhanced Services 07/19/2013
857307 Landline BROOKLINE Verizon New England Inc. 02/10/2006
857312 Wireless BOSTON Metro PCS 08/04/2008
857313 Wireless BOSTON Omnipoint Miami E License 10/23/2012
857317 Landline BOSTON Centurylink Communications LLC 03/07/2013
857318 Landline BOSTON Allegiance Telecom 10/17/2007
857321 Wireless BOSTON Cellco Partnership DBA Verizon Wireless 03/10/2011
857323 Landline CHELSEA Verizon New England Inc. 01/22/2013
857333 Wireless BOSTON Omnipoint Miami E License 11/09/2010
857334 Wireless BOSTON Omnipoint Miami E License 09/20/2006
857342 Wireless HYDE PARK Cellco Partnership DBA Verizon Wireless 08/08/2007
857345 Wireless HYDE PARK Cellco Partnership DBA Verizon Wireless 08/08/2006
857350 Wireless BOSTON Cellco Partnership DBA Verizon Wireless 06/18/2007
857362 Landline BOSTON Verizon New England Inc. 07/19/2006
857363 Wireless CHELSEA Cellco Partnership DBA Verizon Wireless 04/24/2001
857364 Landline BROOKLINE Broadview Networks 03/20/2001
857366 Wireless BOSTON Cellco Partnership DBA Verizon Wireless 03/15/2006
857368 Landline BOSTON Paetec Communications 08/02/2011
857373 Landline NEEDHAM Broadview Networks 03/20/2001
857377 Landline Boston Paetec Communications 04/09/2014
857383 Wireless BOSTON Teleport Communications America 02/16/2006
857389 Wireless CHARLESTOWN Omnipoint Miami E License 12/14/2001
857399 Landline ROXBURY CROSSING Bandwidth.com Clec 06/30/2001
857400 Landline BOSTON Bandwidth.com Clec 11/03/2010
857401 Landline BOSTON Broadview Networks 03/20/2001
857403 Landline QUINCY Paetec Communications 03/20/2001
857404 Landline NEWTONVILLE Comcast Phone Of Massachusetts 06/15/2007
857413 Landline BOSTON Broadwing Communications 09/19/2005
857415 Landline SUFFOLK Vonage Network Inc. 07/03/2013
857417 Wireless BOSTON Metro PCS 08/04/2008
857444 Landline BOSTON Peerless Network Of Massachusetts 11/22/2010
857445 Wireless BOSTON New Cingular Wireless PCS - DC 03/21/2006
857449 Landline BOSTON Comcast Phone Of Massachusetts 04/02/2002
857452 Wireless CHARLESTOWN Sprint Spectrum L.p. 10/31/2001
857453 Landline BOSTON Broadwing Communications 05/19/2005
857472 Wireless BOSTON New Cingular Wireless PCS - DC 12/17/2001
857488 Wireless BOSTON Cellco Partnership DBA Verizon Wireless 09/13/2005
857492 Wireless ROXBURY CROSSING Sprint Spectrum L.p. 07/30/2002
857496 Landline BOSTON Comcast Phone Of Massachusetts 11/17/2004
857498 Wireless BRIGHTON New Cingular Wireless PCS - DC 08/24/2001
857499 Wireless QUINCY New Cingular Wireless PCS - DC 03/29/2001
857500 Landline HANSCOM AFB Cellco Partnership DBA Verizon Wireless 02/17/2011
857523 Wireless SOMERVILLE Cellco Partnership DBA Verizon Wireless 05/03/2001
857524 Landline BOSTON Allegiance Telecom 03/27/2001
857526 Wireless QUINCY Sprint Spectrum L.p. 07/30/2002
857529 BOSTON
857540 Wireless BRIGHTON Sprint Spectrum L.p. 10/25/2002
857544 Wireless ROXBURY CROSSING Omnipoint Miami E License 11/28/2001
857547 Landline JAMAICA PLAIN Broadview Networks 03/20/2001
857559 Landline BOSTON Allegiance Telecom 03/27/2001
857574 Landline BOSTON Ctc Communications Corp. 03/20/2001
857576 Landline BROOKLINE Local Access LLC 06/30/2001
857588 Landline CHARLESTOWN Allegiance Telecom 03/27/2001
857598 Landline MALDEN Xo Massachusetts 03/20/2001
857600 Landline CAMBRIDGE Bandwidth.com Clec 04/06/2011
857615 Wireless BOSTON Metro PCS 06/11/2009
857626 Landline BELMONT Mci Worldcom Communications 06/30/2001
857636 Wireless WEST NEWTON Cellco Partnership DBA Verizon Wireless 07/06/2001
857654 Wireless BOSTON Omnipoint Miami E License 10/17/2006
857701 Wireless Roxbury Omnipoint Miami E License 01/15/2014
857702 Wireless Boston 365 Wireless 02/07/2014
857719 Wireless JAMAICA PLAIN Sprint Spectrum L.p. 07/30/2002
857728 Landline JAMAICA PLAIN Allegiance Telecom 03/27/2001
857753 Wireless BOSTON Cellco Partnership DBA Verizon Wireless 08/09/2005
857756 Landline CAMBRIDGE Metropolitan Telecommunications Of Mass DBA Mettel 07/26/2005
857776 Landline CHELSEA Level 3 Communications 06/30/2001
857777 Landline CAMBRIDGE Peerless Network Of Massachusetts 03/05/2012
857814 Unknown SUFFOLK Multiple Ocn Listing
857816 Landline CAMBRIDGE Xo Massachusetts 03/20/2001
857829 Wireless CAMBRIDGE Sprint Spectrum L.p. 08/13/2002
857869 Wireless BOSTON Omnipoint Miami E License 07/23/2007
857888 Wireless EVERETT Sprint Spectrum L.p. 07/30/2002
857891 Wireless BOSTON Omnipoint Miami E License 04/02/2001
857919 Wireless BRIGHTON Omnipoint Miami E License 04/02/2001
857928 Wireless CAMBRIDGE Omnipoint Miami E License 08/03/2001
857930 Unknown Rclec
857931 BOSTON
857939 Wireless QUINCY Cellco Partnership DBA Verizon Wireless 06/15/2001
857991 Landline BOSTON Comcast Phone Of Massachusetts 06/19/2001
857995 Landline SOMERVILLE Broadwing Communications 03/29/2001
857996 Landline BOSTON Verizon New England Inc. 08/23/2007
857997 Landline SOMERVILLE Local Access LLC 06/30/2001
857998 Wireless CAMBRIDGE Cellco Partnership DBA Verizon Wireless 05/03/2001
857999 Landline CAMBRIDGE Peerless Network Of Massachusetts 05/23/2012