Post Offices
Post Offices in & near Mexico, Maine. Operating hours, locations, phone/fax number, services information.
Mex Post Office
Post Office in Mexico, Maine on Riverside Ave. Operating hours, phone number, services information, and other locations.
Address: 7 Riverside Ave, Mexico, ME 04257
Phone: 207-364-8302
Fax: 207-364-2705
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Retail Hours
Monday 8:30am - 4:30pmTuesday 8:30am - 4:30pm
Wednesday 8:30am - 4:30pm
Thursday 8:30am - 4:30pm
Friday 8:30am - 4:30pm
Saturday 9:00am - 12:00pm
Sunday Closed
Lobby Hours
Monday 4:45pmTuesday 4:45pm
Wednesday 4:45pm
Thursday 4:45pm
Friday 4:45pm
Saturday 2:30pm
Sunday Closed
Last Collection Times
Monday 9:00am - 12:30pm, 1:30pm - 3:00pmTuesday 9:00am - 12:30pm, 1:30pm - 3:00pm
Wednesday 9:00am - 12:30pm, 1:30pm - 3:00pm
Thursday 9:00am - 12:30pm, 1:30pm - 3:00pm
Friday 9:00am - 12:30pm, 1:30pm - 3:00pm
Saturday Closed
Sunday Closed