Post Offices

Post Offices in & near Boulder, Montana. Operating hours, locations, phone/fax number, services information.

Boulder Post Office

Post Office in Boulder, Montana on S Main St. Operating hours, phone number, services information, and other locations.

Address: 126 S Main St, Boulder, MT 59632
Phone: 406-225-3395
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 9:00am - 1:00pm, 2:00pm - 4:30pm
Tuesday 9:00am - 1:00pm, 2:00pm - 4:30pm
Wednesday 9:00am - 1:00pm, 2:00pm - 4:30pm
Thursday 9:00am - 1:00pm, 2:00pm - 4:30pm
Friday 9:00am - 1:00pm, 2:00pm - 4:30pm
Saturday Closed
Sunday Closed

Lobby Hours

Monday 4:30pm
Tuesday 4:30pm
Wednesday 4:30pm
Thursday 4:30pm
Friday 4:30pm
Saturday 3:30pm
Sunday Closed

Last Collection Times

Monday 9:00am - 1:00pm, 2:00pm - 4:30pm
Tuesday 9:00am - 1:00pm, 2:00pm - 4:30pm
Wednesday 9:00am - 1:00pm, 2:00pm - 4:30pm
Thursday 9:00am - 1:00pm, 2:00pm - 4:30pm
Friday 9:00am - 1:00pm, 2:00pm - 4:30pm
Saturday Closed
Sunday Closed