Post offices provide daily mail and package delivery, retail postal services, and specialty offerings like passport acceptance and money orders to residents and businesses. There are 2 Post Office locations in Portsmouth, New Hampshire.

Residents of Portsmouth should check the USPS website or call their nearest branch to confirm current window hours before visiting, as lobby hours with self-service kiosk access often differ from staffed window hours. Larger locations may also offer package pickup lockers accessible 24 hours a day.

List of Portsmouth City, New Hampshire Post Office

Portsmouth Post Office

View Details Call Now (603) 431-2871

Portsmouth Post Office

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Portsmouth Naval Shipyard Post Office

View Details Call Now (207) 438-3941

Portsmouth Naval Shipyard Post Office

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Residents of Portsmouth can manage many postal needs without visiting in person by using USPS.com to track packages, submit change of address requests, schedule free package pickups, and purchase postage. When visiting a post office for passport acceptance or certified mail, bring appropriate ID and arrive before the window closes as lines can be longer near midday and end of month.

You may also find Post Office locations in nearby cities including Exeter, East Kingston, Hampton.