Sinclair Post Office - near me location, phone, and lobby, Retail, last collection open hours at today or at Saturday, Sunday



100 N 5th St, Sinclair, WY 82334

Contact Numbers

Phone: 307-324-6883
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 12:45pm
Tuesday 12:45pm
Wednesday 12:45pm
Thursday 12:45pm
Friday 12:45pm
Saturday 9:30am
Sunday Closed

Bulk Mail Acceptance Hours

Monday 9:30am - 1:00pm
Tuesday 9:30am - 1:00pm
Wednesday 9:30am - 1:00pm
Thursday 9:30am - 1:00pm
Friday 9:30am - 1:00pm
Saturday 8:00am - 9:15am
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
  • Burial Flags
  • Business Line
  • Business Reply Mail Account Balance
  • Business Reply Mail New Permit
  • Duck Stamps
  • General Delivery
  • Money Orders (Domestic)
  • Money Orders (Inquiry)
  • Money Orders (International)
  • Philatelic Services
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • PO Box Online
  • Sure Money
  • Street 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:

Rawlins
106 5th St
5.0 miles away

Rawlins 2
106 5th St
5.0 miles away

Saratoga
105 W Main St
17.9 miles away

Hanna
1001 Jade Dr
22.9 miles away

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