Post Offices in & near Fairfax, South Dakota. Operating hours, locations, phone/fax number, services information.
Post Office in Fairfax, South Dakota on Main St. Operating hours, phone number, services information, and other locations.
Address: 412 Main St, Fairfax, SD 57335
Phone: 605-654-2243
Fax: 605-357-4906
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
