Post Offices in & near Portsmouth Plains, New Hampshire. Operating hours, locations, phone/fax number, services information.
Post Office in Portsmouth, New Hampshire on Heritage Ave Unit 100. Operating hours, phone number, services information, and other locations.
Address: 345 Heritage Ave Unit 100, Portsmouth, NH 03801
Phone: 603-431-2871
Fax: 603-430-8931
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457