Post Offices
Post Offices in & near Allen, South Dakota. Operating hours, locations, phone/fax number, services information.
Allen Post Office
Post Office in Allen, South Dakota on Oglala Loop. Operating hours, phone number, services information, and other locations.
Address: 426 Oglala Loop, Allen, SD 57714
Phone: 605-455-2592
Fax: 605-357-4906
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Retail Hours
Monday 11:00am - 3:00pmTuesday 11:00am - 3:00pm
Wednesday 11:00am - 3:00pm
Thursday 11:00am - 3:00pm
Friday 11:00am - 3:00pm
Saturday 11:30am - 1:00pm
Sunday Closed
Lobby Hours
Monday 11:00am - 3:00pmTuesday 11:00am - 3:00pm
Wednesday 11:00am - 3:00pm
Thursday 11:00am - 3:00pm
Friday 11:00am - 3:00pm
Saturday 11:30am - 1:00pm
Sunday Closed
Last Collection Times
Monday 12:00pmTuesday 12:00pm
Wednesday 12:00pm
Thursday 12:00pm
Friday 12:00pm
Saturday 12:00pm
Sunday Closed