Post Offices
Post Offices in & near Dayton, Wyoming. Operating hours, locations, phone/fax number, services information.
Dayton Post Office
Post Office in Dayton, Wyoming on 3rd St W. Operating hours, phone number, services information, and other locations.
Address: 112 3rd St W, Dayton, WY 82836
Phone: 307-655-9342
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Retail Hours
Monday 10:00am - 12:00pm, 1:00pm - 5:00pmTuesday 10:00am - 12:00pm, 1:00pm - 5:00pm
Wednesday 10:00am - 12:00pm, 1:00pm - 5:00pm
Thursday 10:00am - 12:00pm, 1:00pm - 5:00pm
Friday 10:00am - 12:00pm, 1:00pm - 5:00pm
Saturday Closed
Sunday Closed
Lobby Hours
Monday 3:45pmTuesday 3:45pm
Wednesday 3:45pm
Thursday 3:45pm
Friday 3:45pm
Saturday 9:30am
Sunday Closed
Last Collection Times
Monday 10:00am - 12:00pm, 1:00pm - 3:15pmTuesday 10:00am - 12:00pm, 1:00pm - 3:15pm
Wednesday 10:00am - 12:00pm, 1:00pm - 3:15pm
Thursday 10:00am - 12:00pm, 1:00pm - 3:15pm
Friday 10:00am - 12:00pm, 1:00pm - 3:15pm
Saturday Closed
Sunday Closed