Post Offices in & near Buffalo, Illinois. Operating hours, locations, phone/fax number, services information.
Post Office in Buffalo, Illinois on W Elm St. Operating hours, phone number, services information, and other locations.
Address: 102 W Elm St, Buffalo, IL 62515
Phone: 217-364-4989
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457