Sponsored Listings:
Arlington Post Office
205 Main St
Arlington, Wisconsin 53911
Cambria Post Office
102 E Edgewater St
Cambria, Wisconsin 53923
Columbus Post Office
211 S Dickason Blvd
Columbus, Wisconsin 53925
Doylestown Post Office
W2979 Railroad St
Doylestown, Wisconsin 53928
Fall River Post Office
203 Steel Rd
Fall River, Wisconsin 53932
Friesland Post Office
113 S Madison St
Friesland, Wisconsin 53935
Lodi Post Office
113 1st St
Lodi, Wisconsin 53555
Pardeeville Post Office
107 Industrial Dr
Pardeeville, Wisconsin 53954
Portage Post Office
215 W Conant St
Portage, Wisconsin 53901
Poynette Post Office
128 E Seward St
Poynette, Wisconsin 53955
Randolph Post Office
126 W Stroud St
Randolph, Wisconsin 53956
Rio Post Office
103 Lincoln Ave
Rio, Wisconsin 53960
Wyocena Post Office
230 S Washington St
Wyocena, Wisconsin 53969
Columbia County
There are 13 US Post Offices in Columbia County serving a total of 56,850 residents equating to 4,373 residents per post office. It's estimated that approximately 90,739 packages are handled across the 13 county post offices annually. Columbia County is a county located in the U.S. state of Wisconsin. As of the 2010 census, the population was 56,833. Its county seat and largest city is Portage. The county was created in 1846. At the time, it was in the Wisconsin Territory. Columbia County is part of the Madison, WI Metropolitan Statistical Area as well as the Madison-Janesville-Beloit, WI Combined Statistical Area."