Post Offices

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

John Buchanan Post Office

John Buchanan Post Office in Chicago, Illinois on S South Chicago Ave. Operating hours, phone number, services information, and other locations.

Address: 9308 S South Chicago Ave, Chicago, IL 60617
Phone: 773-221-9578
Fax: 773-221-9735
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

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

Lobby Hours

Monday 5:00pm
Tuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 4:45pm
Sunday Closed

Last Collection Times

Monday 10:00am - 3:00pm
Tuesday 10:00am - 3:00pm
Wednesday 10:00am - 3:00pm
Thursday 10:00am - 3:00pm
Friday 10:00am - 3:00pm
Saturday 10:00am - 2:00pm
Sunday Closed