Post Offices

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

Cahokia Post Office

Cahokia Post Office in East Saint Louis, Illinois on Range Ln. Operating hours, phone number, services information, and other locations.

Address: 801 Range Ln, East Saint Louis, IL 62206
Phone: 618-332-3571
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 8:30am - 1:30pm, 3:00pm - 5:00pm
Tuesday 8:30am - 1:30pm, 3:00pm - 5:00pm
Wednesday 8:30am - 1:30pm, 3:00pm - 5:00pm
Thursday 8:30am - 1:30pm, 3:00pm - 5:00pm
Friday 8:30am - 1:30pm, 3:00pm - 5:00pm
Saturday 8:30am - 12:30pm
Sunday Closed

Lobby Hours

Monday 8:00am - 1:30pm, 3:00pm - 5:00pm
Tuesday 8:00am - 1:30pm, 3:00pm - 5:00pm
Wednesday 8:00am - 1:30pm, 3:00pm - 5:00pm
Thursday 8:00am - 1:30pm, 3:00pm - 5:00pm
Friday 8:00am - 1:30pm, 3:00pm - 5:00pm
Saturday 8:00am - 12:30pm
Sunday Closed

Last Collection Times

Monday 5:00pm
Tuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 3:00pm
Sunday Closed