Post Offices

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

Riverdal Post Office

Post Office in Riverdale, Illinois on W 138th St. Operating hours, phone number, services information, and other locations.

Address: 661 W 138th St, Riverdale, IL 60827
Phone: 708-849-0453
Fax: 708-201-0316
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 8:00am - 1:00pm
Sunday Closed

Lobby 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 8:00am - 1:00pm
Sunday Closed

Last Collection Times

Monday 5:00pm
Tuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 4:30pm
Sunday Closed