Calhoun County Post Offices

300 Garfield Ave
Farnhamville, Iowa 50538

118 Main St
Jolley, Iowa 50551

218 Center St
Knierim, Iowa 50552

202 E Jefferson St
Lake City, Iowa 51449

416 2nd St
Lohrville, Iowa 51453

221 Main St
Lytton, Iowa 50561

1006 11th St
Manson, Iowa 50563

116 S Main St
Pomeroy, Iowa 50575

520 4th St
Rockwell City, Iowa 50579

614 6th Ave
Somers, Iowa 50586

Calhoun County

There are 10 US Post Offices in Calhoun County serving a total of 10,185 residents equating to 1,019 residents per post office. It's estimated that approximately 16,256 packages are handled across the 10 county post offices annually. Calhoun County is a county located in the U.S. state of Iowa. As of the 2010 census, the population was 9,670. Its county seat is Rockwell City.