Post Offices in & near Potsdam, New York. Operating hours, locations, phone/fax number, services information.
Post Office in Potsdam, New York on Elm St. Operating hours, phone number, services information, and other locations.
Address: 21 Elm St, Potsdam, NY 13676
Phone: 315-265-8614
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
