Post Offices in & near Port Jefferson, New York. Operating hours, locations, phone/fax number, services information.
Post Office in Port Jefferson, New York on E Main St Ste 17. Operating hours, phone number, services information, and other locations.
Address: 407 E Main St Ste 17, Port Jefferson, NY 11777
Phone: 631-473-1065
Fax: 631-928-4632
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457