Post Offices

Post Offices in & near Knierim, Iowa. Operating hours, locations, phone/fax number, services information.

Knierim Post Office

Post Office in Knierim, Iowa on Center St. Operating hours, phone number, services information, and other locations.

Address: 218 Center St, Knierim, IA 50552
Phone: 515-463-2248
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Carrier Facility: This location is for mail processing only. For retail services, please use one of the nearby locations below.

Lobby Hours

Last Collection Times