Post Offices in & near Antelope, South Dakota. Operating hours, locations, phone/fax number, services information.
Post Office in Mission, South Dakota on E 3rd St. Operating hours, phone number, services information, and other locations.
Address: 150 E 3rd St, Mission, SD 57555
Phone: 605-856-4854
Fax: 605-357-4906
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
