Adams County Post Offices


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608 7th St
Corning, Iowa 50841

113 6th Ave
Prescott, Iowa 50859

Adams County

There are 2 US Post Offices in Adams County serving a total of 3,408 residents equating to 1,704 residents per post office. It's estimated that approximately 5,440 packages are handled across the 2 county post offices annually. Adams County is a county located in the U.S. state of Iowa. As of the 2010 census, the population was 4,029, making it the least-populated county in Iowa. Its county seat is Corning."


Post Offices by ZIP Code

  • 50859 - Prescott IA
  • 50841 - Corning IA