Post Offices

Post Offices in & near Flat Rock, Illinois. Operating hours, locations, phone/fax number, services information.

Flat Rock Post Office

Post Office in Flat Rock, Illinois on W 2nd St. Operating hours, phone number, services information, and other locations.

Address: 201 W 2nd St, Flat Rock, IL 62427
Phone: 618-584-3781
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 8:15am - 11:00am, 12:00pm - 3:15pm
Tuesday 8:15am - 11:00am, 12:00pm - 3:15pm
Wednesday 8:15am - 11:00am, 12:00pm - 3:15pm
Thursday 8:15am - 11:00am, 12:00pm - 3:15pm
Friday 8:15am - 11:00am, 12:00pm - 3:15pm
Saturday 8:30am - 10:15am
Sunday Closed

Lobby Hours

Monday 3:15pm
Tuesday 3:15pm
Wednesday 3:15pm
Thursday 3:15pm
Friday 3:15pm
Saturday 10:00am
Sunday Closed

Last Collection Times

Monday 9:00am - 11:00am, 12:00pm - 2:00pm
Tuesday 9:00am - 11:00am, 12:00pm - 2:00pm
Wednesday 9:00am - 11:00am, 12:00pm - 2:00pm
Thursday 9:00am - 11:00am, 12:00pm - 2:00pm
Friday 9:00am - 11:00am, 12:00pm - 2:00pm
Saturday Closed
Sunday Closed