header> Zip Code Near Me Open Interactive Map

ZIP Code 54306

Janesville, Rock County, Wisconsin (WI) • Standard Postal Code

WI

City

County

State / Territory

Area Code

(262)

Coordinates

48.5800, -76.9200

Timezone

America/Chicago

Est. Population

201,000

Country

United States (US)

View 54306 on Interactive Map → All ZIP Codes in Janesville