Post Offices
Post Offices in & near Castlewood, South Dakota. Operating hours, locations, phone/fax number, services information.
Castlewood Post Office
Post Office in Castlewood, South Dakota on E Main St. Operating hours, phone number, services information, and other locations.
Address: 111 E Main St, Castlewood, SD 57223
Phone: 605-793-2658
Fax: 605-357-4906
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Retail Hours
Monday 7:00am - 11:00amTuesday 7:00am - 11:00am
Wednesday 7:00am - 11:00am
Thursday 7:00am - 11:00am
Friday 7:00am - 11:00am
Saturday 7:00am - 9:00am
Sunday Closed
Lobby Hours
Monday 1:45pmTuesday 1:45pm
Wednesday 1:45pm
Thursday 1:45pm
Friday 1:45pm
Saturday 1:45pm
Sunday Closed
Last Collection Times
Monday 7:00am - 11:00amTuesday 7:00am - 11:00am
Wednesday 7:00am - 11:00am
Thursday 7:00am - 11:00am
Friday 7:00am - 11:00am
Saturday Closed
Sunday Closed