Post Offices in & near Defiance, Iowa. Operating hours, locations, phone/fax number, services information.
Post Office in Defiance, Iowa on Main St. Operating hours, phone number, services information, and other locations.
Address: 209 Main St, Defiance, IA 51527
Phone: 712-748-3077
Fax: 712-748-3077
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
