Janesville Wisconsin is covered by a total of 4 ZIP Codes. There are also 1 ZIP Codes that overlap Janesville but have a different postal city name. The ZIP Codes in Janesville range from 53545 to 53563. Of the ZIP codes within or partially within Janesville there are 3 Standard ZIP Codes and 1 PO Box ZIP Codes. The total population of ZIP Codes in Janesville is 73508.
Click on the ZIP Codes in the interactive map to view more information. The map control in the upper right corner can be used to toggle map layers on and off. The red outline is the border of Janesville and can be turned on and off. Each type of postal code can also be turned on and off.
| ZIP Code | ZIP Code City/Town | ZIP Code Type | |||
|---|---|---|---|---|---|
| Janesville | Standard | |||
| Janesville | Standard | |||
| Janesville | PO Box | |||
| Janesville | Standard | |||
| Milton | Standard |