Find Post office in Jefferson Near Me You can choose from the presented list of Post office in Jefferson, New York. Find Post office near me. United States Postal Service Establishment Finance Post office 102 Park Avenue, Jefferson, NY 12093 +1 800-275-8777 NEW-YORK-BD.COM Jefferson Post office Categories of companies in Jefferson, New York All categories Airport Atm Bank Car repair Cemetery Church Convenience store Establishment Finance Fire station Food Gas station General contractor Health Local government office Lodging Moving company Park Place of worship Post office Real estate agency Supermarket