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| Zip Code | State | Type | County | City | Area Code |
|---|---|---|---|---|---|
| Search for a ZIP code to see details | |||||
| County | ZIP Code | Major City | Type | Area Code |
|---|---|---|---|---|
| Rock | 53501 | Afton | PO Box | |
| Rock | 53505 | Avalon | Standard | 608 |
| Rock | 53511 | Beloit | Standard | 262 608 |
| Rock | 53512 | Beloit | PO Box | 608 |
| Rock | 53525 | Clinton | Standard | 262 608 |
| Rock | 53534 | Edgerton | Standard | 608 |
| Rock | 53536 | Evansville | Standard | 608 |
| Rock | 53537 | Footville | PO Box | |
| Rock | 53542 | Hanover | PO Box | |
| Rock | 53545 | Janesville | Standard | 608 |
| Rock | 53546 | Janesville | Standard | 608 |
| Rock | 53547 | Janesville | PO Box | 608 |
| Rock | 53548 | Janesville | Standard | 608 |
| Rock | 53563 | Milton | Standard | 608 |
| Rock | 53576 | Orfordville | Standard | 608 |