Portsmouth Post Office

Find Portsmouth New Hampshire post offices and USPS mailing boxes. Post offices provide information on bulk mail services, domestic mail delivery, international shipping, change of address, mail forwarding, PO boxes, and passport services.


Portsmouth Naval Shipyard Post Office 15 McDonough Street Portsmouth NH 03801 207-438-3941


Portsmouth Post Office 80 Daniel Street Portsmouth NH 03801 603-431-2871

Kittery Post Office 10 Shapleigh Road Kittery ME 03904 3.1 miles from Portsmouth 207-439-2018

New Castle Post Office 73 Main Street New Castle NH 03854 3.3 miles from Portsmouth 603-436-3485

Greenland Post Office 609 Portsmouth Avenue Greenland NH 03840 3.5 miles from Portsmouth 603-436-7098

Kittery Point Post Office 91 Pepperrell Road Kittery Point ME 03905 4.2 miles from Portsmouth 207-439-4353

Rye Post Office 301 Central Road Rye NH 03870 4.2 miles from Portsmouth 603-964-5974

Eliot Post Office 33 Levesque Drive Eliot ME 03903 4.7 miles from Portsmouth 207-439-2019

Rye Beach Post Office 830 Central Road Rye NH 03871 5.8 miles from Portsmouth 603-964-6019

North Hampton Post Office 44 Lafayette Road North Hampton NH 03862 7.1 miles from Portsmouth 603-964-6257

Stratham Post Office 2 College Road Stratham NH 03885 7.4 miles from Portsmouth 603-772-8107

Newfields Post Office 6 Main Street Newfields NH 03856 7.7 miles from Portsmouth 603-772-8147

Newmarket Post Office 126 Main Street Newmarket NH 03857 8.0 miles from Portsmouth 603-659-8549

York Harbor Post Office 445 York Street York ME 03911 8.7 miles from Portsmouth 207-363-4953

Durham Post Office 2 Madbury Road Durham NH 03824 8.9 miles from Portsmouth 603-868-2151

York Post Office 10 Woodbridge Road York ME 03909 8.9 miles from Portsmouth 207-363-2441

Hampton Post Office 25 Stickney Terrace Hampton NH 03842 9.1 miles from Portsmouth 603-926-6413

Exeter Post Office 34 Front Street Exeter NH 03833 10.1 miles from Portsmouth 603-772-7894

Dover Post Office 133 Washington Street Dover NH 03820 10.5 miles from Portsmouth 603-742-4040

Hampton Falls Post Office 2 Exeter Road Hampton Falls NH 03844 10.9 miles from Portsmouth 603-926-6537

About Post Offices

What Change of Address options are available?

Customers can request a temporary or permanent Change of Address either online or in person at the Post Office using PS Form 3575. The online application for Change of Address has a $1.00 identity validation fee.

Is it possible to insure mail and items sent via the USPS?

Yes. Standard mail can be insured for up to $5,000 for an additional fee. Registered mail items can be insured for up to $50,000.

What is the USPS Office of Inspector General?

The Office of Inspector General (OIG) is a division within the USPS responsible for ensuring the integrity and accountability of the postal service. It conducts investigations to safeguard the postal system and performs audits and reviews.