Jefferson City Post Office

1 N Main St, Jefferson City, MT 59638

Contact Numbers

Phone: 406-933-8551
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Retail Hours







Lobby Hours
PO Box Access Available

Monday 24 hours
Tuesday 24 hours
Wednesday 24 hours
Thursday 24 hours
Friday 24 hours
Saturday 24 hours
Sunday 24 hours

Last Collection Times

Monday 5:30pm
Tuesday 5:30pm
Wednesday 5:30pm
Thursday 5:30pm
Friday 5:30pm
Saturday 8:45am
Sunday Closed

Bulk Mail Acceptance Hours

Monday 2:00pm - 6:00pm
Tuesday 2:00pm - 6:00pm
Wednesday 2:00pm - 6:00pm
Thursday 2:00pm - 6:00pm
Friday 2:00pm - 6:00pm
Saturday 7:00am - 9:00am
Sunday Closed

*This facility does not process US Passports applications or renewals. Check nearby locations below.

  • Bulk Mail Acceptance
  • Bulk Mail Account Balance
  • Bulk Mail New Permit
  • Business Line
  • Business Reply Mail Account Balance
  • Business Reply Mail New Permit
  • Duck Stamps
  • General Delivery
  • Money Orders (Domestic)
  • Money Orders (Inquiry)
  • Packaged Stamps
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • PO Box Online
  • Lot Parking

Visit our Links Page for Holiday Schedule, Change of Address, Hold Mail/Stop Delivery, PO Box rentals and fees, and Available Jobs.

*Please call to verify information. Is anything incorrect? Let us know here

Nearby Post Offices:

Clancy
2 N Main St
3.5 miles away

Boulder
126 S Main St
7.2 miles away

Last Chance
500 N Last Chance Gulch
8.1 miles away

Helena
2300 N Harris St
8.8 miles away

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