Post Offices

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

Mullan Post Office

Mullan Post Office in Missoula, Montana on Great Northern Ave. Operating hours, phone number, services information, and other locations.

Address: 3150 Great Northern Ave, Missoula, MT 59808
Phone: 406-728-5535
Fax: 406-728-6531
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 9:00am - 5:30pm
Tuesday 9:00am - 5:30pm
Wednesday 9:00am - 5:30pm
Thursday 9:00am - 5:30pm
Friday 9:00am - 5:30pm
Saturday Closed
Sunday Closed

Lobby Hours

Monday 6:30am - 6:00pm
Tuesday 6:30am - 6:00pm
Wednesday 6:30am - 6:00pm
Thursday 6:30am - 6:00pm
Friday 6:30am - 6:00pm
Saturday 6:30am - 4:30pm
Sunday 8:30am - 4:30pm

Last Collection Times

Monday 5:45pm
Tuesday 5:45pm
Wednesday 5:45pm
Thursday 5:45pm
Friday 5:45pm
Saturday 4:45pm
Sunday Closed