Postmaster Finder
Post Offices by County

CERRO GORDO COUNTY,

IOWA

ZIP Code	Post Office	Date Established	Date Discontinued

50428	CLEAR LAKE
50433	DOUGHERTY
50401	MASON CITY	09/05/1855
50457	MESERVEY
50464	PLYMOUTH
	ROCK FALLS		08/03/1973
50469	ROCKWELL
50477	SWALEDALE	04/13/1887
50479	THORNTON
50482	VENTURA

Postmaster FinderPost Offices by County