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SIDNEY

Post Office™
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101 W HOLLY ST
SIDNEY, MT 59270-9998

Closed

Thursday

9:00 am - 4:45 pm

Friday

9:00 am - 4:45 pm

Saturday

9:00 am - 11:00 am

Sunday

Closed

Monday

9:00 am - 4:45 pm

Tuesday

9:00 am - 4:45 pm

Wednesday

9:00 am - 4:45 pm

See More Hours

1-800-ASK-USPS® | 800-275-8777
Phone | 406-482-2107
TTY | 877-889-2457

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Services at the Sidney Post Office

Service hours may vary. For all location services, see all hours.

  • Greeting Card Services
  • Domestic Money Orders
  • Inquiry Money Orders
  • Carrier Services
  • Duck Stamps
  • General Delivery
  • Retail Label Broker®
  • Priority Mail International®
  • PO Box™ Online
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • Pickup Notice Left Mail
  • Business Reply Mail® Account Balance
  • Business Reply Mail® New Permit
  • Bulk Mail Acceptance
  • Bulk Mail Account Balance
  • Bulk Mail New Permit
  • Burial Flags
  • Call Referral
  • USPS Connect Local
  • In-Person Proofing Basic

*These services require an appointment or invitation.

Bulk Mail Acceptance

Mon-Fri 9:00 am-3:00 pm

Sat 9:00 am-11:00 am

Sun Closed

Retail

Mon-Fri 9:00 am-4:45 pm

Sat 9:00 am-11:00 am

Sun Closed

Call Referral

Mon-Fri 9:00 am-4:00 pm

Sat 9:00 am-11:00 am

Sun Closed

Carrier Call Referral

Mon-Fri 9:00 am-4:00 pm

Sat 9:00 am-11:00 am

Sun Closed

Last Collection

Mon-Fri 3:30 pm

Sat 3:30 pm

Sun Closed

Passport Appointments 

Mon 9:00 am-2:00 pm

Tue-Fri 9:00 am-3:00 pm

Sat Closed

Sun Closed

Schedule an Appointment
Photo Appointments 

Mon 9:00 am-2:00 pm

Tue-Fri 9:00 am-3:00 pm

Sat Closed

Sun Closed

Schedule an Appointment
Passport Walk-Ins

Mon-Fri 9:00 am-3:00 pm

Sat Closed

Sun Closed

Pickup Accountable Mail

Mon-Fri 9:00 am-4:45 pm

Sat 9:00 am-11:00 am

Sun Closed

Pickup Hold Mail

Mon-Fri 9:00 am-4:45 pm

Sat 9:00 am-11:00 am

Sun Closed

Pickup Notice Left Mail

Mon-Fri 9:00 am-4:45 pm

Sat 9:00 am-11:00 am

Sun Closed

PO Box™ Access

Mon-Fri 12:01 am-11:59 pm

Sat 12:01 am-11:59 pm

Sun 12:01 am-11:59 pm

PO Box™ Delivery

Mon-Fri 12:00 pm

Sat 12:00 pm

Sun Closed

WILLISTON

120 E BROADWAY

WILLISTON, ND 58801-9998

BADLANDS POSTAL STORE

4315 9TH AVE W UNIT 411

WILLISTON, ND 58801-8003

WATFORD CITY

1204 4TH AVE NE

WATFORD CITY, ND 58854-9998

SIDNEY

101 W HOLLY ST

SIDNEY, MT 59270-9998

FAIRVIEW

515 S ELLERY AVE

FAIRVIEW, MT 59221-9998

CRANE

117 GARFIELD AVE

CRANE, MT 59217-9998

At This Location

Lot Parking Available

For facility accessibility, please call the Post Office.
1-800-ASK-USPS® (800-275-8777)

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