Post Offices in & near Oswego, New York. Operating hours, locations, phone/fax number, services information.
Post Office in Oswego, New York on W 1st St. Operating hours, phone number, services information, and other locations.
Address: 391 W 1st St, Oswego, NY 13126
Phone: 315-343-3881
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
