Post Offices
Post Offices in & near Osage, Wyoming. Operating hours, locations, phone/fax number, services information.
Osag Post Office
Post Office in Osage, Wyoming on Nefsy Ave. Operating hours, phone number, services information, and other locations.
Address: 319 Nefsy Ave, Osage, WY 82723
Phone: 307-465-2330
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Retail Hours
Monday 8:00am - 12:00pmTuesday 8:00am - 12:00pm
Wednesday 8:00am - 12:00pm
Thursday 8:00am - 12:00pm
Friday 8:00am - 12:00pm
Saturday 8:00am - 10:00am
Sunday Closed
Lobby Hours
Monday 24 hoursTuesday 24 hours
Wednesday 24 hours
Thursday 24 hours
Friday 24 hours
Saturday 24 hours
Sunday 24 hours
Last Collection Times
Monday 11:45amTuesday 11:45am
Wednesday 11:45am
Thursday 11:45am
Friday 11:45am
Saturday 9:30am
Sunday Closed
Upton Post Office
Address: 622 Pine St, Upton, WY 82730
Phone: 307-468-2530
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Newcastl Post Office
Address: 24 W Main St, Newcastle, WY 82701
Phone: 307-746-2309
Fax: 307-746-9360
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Sundan Post Office
Address: 121 E Main St, Sundance, WY 82729
Phone: 307-283-3939
Fax: 307-283-2593
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Moorcr Post Office
Address: 120 N Bighorn Ave, Moorcroft, WY 82721
Phone: 307-756-3362
Fax: 307-756-3857
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Lead Post Office
Address: 329 W Main St, Lead, SD 57754
Phone: 605-584-2110
Fax: 605-357-4906
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457