Post Offices
Post Offices in & near Mexico, Missouri. Operating hours, locations, phone/fax number, services information.
Mex Post Office
Post Office in Mexico, Missouri on W Jackson St. Operating hours, phone number, services information, and other locations.
Address: 420 W Jackson St, Mexico, MO 65265
Phone: 573-581-5967
Fax: 573-581-9582
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Retail Hours
Monday 8:30am - 5:00pmTuesday 8:30am - 5:00pm
Wednesday 8:30am - 5:00pm
Thursday 8:30am - 5:00pm
Friday 8:30am - 5:00pm
Saturday 8:30am - 12:00pm
Sunday Closed
Lobby Hours
Monday 5:00pmTuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 4:00pm
Sunday Closed
Last Collection Times
Monday 7:00am - 2:00pmTuesday 7:00am - 2:00pm
Wednesday 7:00am - 2:00pm
Thursday 7:00am - 2:00pm
Friday 7:00am - 2:00pm
Saturday 8:00am - 12:00pm
Sunday Closed