Columbia County, Wisconsin Zip Codes

Zip Code	City	Population
53901	Portage	14,978
53925	Columbus	8,810
53555	Lodi	8,706
53954	Pardeeville	6,782
53955	Poynette	5,806
53960	Rio	3,219
53956	Randolph	3,035
53932	Fall River	2,448
53923	Cambria	2,224
53911	Arlington	1,433
53969	Wyocena	324
53935	Friesland	261
53928	Doylestown	102

Population is the most recent figure from the U.S. Census Bureau's 2022 American Community Survey (ACS) 5-Year Estimates.