Post Offices

Post Offices in & near Bison, South Dakota. Operating hours, locations, phone/fax number, services information.

Bison Post Office

Post Office in Bison, South Dakota on W Main St. Operating hours, phone number, services information, and other locations.

Address: 118 W Main St, Bison, SD 57620
Phone: 605-244-5440
Fax: 605-357-4906
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 8:00am - 11:00am, 11:45am - 4:15pm
Tuesday 8:00am - 11:00am, 11:45am - 4:15pm
Wednesday 8:00am - 11:00am, 11:45am - 4:15pm
Thursday 8:00am - 11:00am, 11:45am - 4:15pm
Friday 8:00am - 11:00am, 11:45am - 4:15pm
Saturday 9:30am - 10:00am
Sunday Closed

Lobby Hours

Monday 1:00pm
Tuesday 1:00pm
Wednesday 1:00pm
Thursday 1:00pm
Friday 1:00pm
Saturday 10:30am
Sunday Closed

Last Collection Times

Monday 8:00am - 11:00am, 11:45am - 4:15pm
Tuesday 8:00am - 11:00am, 11:45am - 4:15pm
Wednesday 8:00am - 11:00am, 11:45am - 4:15pm
Thursday 8:00am - 11:00am, 11:45am - 4:15pm
Friday 8:00am - 11:00am, 11:45am - 4:15pm
Saturday 8:30am - 12:30pm
Sunday Closed