Post Offices

Post Offices in & near Mercer, Missouri. Operating hours, locations, phone/fax number, services information.

Mercer Post Office

Post Office in Mercer, Missouri on N State St. Operating hours, phone number, services information, and other locations.

Address: 101 N State St, Mercer, MO 64661
Phone: 660-382-4917
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 7:45am - 11:00am, 1:00pm - 3:45pm
Tuesday 7:45am - 11:00am, 1:00pm - 3:45pm
Wednesday 7:45am - 11:00am, 1:00pm - 3:45pm
Thursday 7:45am - 11:00am, 1:00pm - 3:45pm
Friday 7:45am - 11:00am, 1:00pm - 3:45pm
Saturday 9:00am - 9:45am
Sunday Closed

Lobby Hours

Monday 4:15pm
Tuesday 4:15pm
Wednesday 4:15pm
Thursday 4:15pm
Friday 4:15pm
Saturday 9:45am
Sunday Closed

Last Collection Times

Monday 7:45am - 11:00am, 1:00pm - 3:45pm
Tuesday 7:45am - 11:00am, 1:00pm - 3:45pm
Wednesday 7:45am - 11:00am, 1:00pm - 3:45pm
Thursday 7:45am - 11:00am, 1:00pm - 3:45pm
Friday 7:45am - 11:00am, 1:00pm - 3:45pm
Saturday 9:00am - 9:45am
Sunday Closed