Dover Post Office

Find Dover 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.


Dover Post Office 133 Washington Street Dover NH 03820 603-742-4040


Durham Post Office 2 Madbury Road Durham NH 03824 4.2 miles from Dover 603-868-2151

Rollinsford Post Office 664 Main Street Rollinsford NH 03869 4.7 miles from Dover 603-742-5077

South Berwick Post Office 300 Main Street South Berwick ME 03908 5.0 miles from Dover 207-384-2780

Somersworth Post Office 2 Government Way Somersworth NH 03878 5.4 miles from Dover 603-692-4267

Berwick Post Office 43 Route 236 Berwick ME 03901 5.7 miles from Dover 207-698-1434

Barrington Post Office 15 Mallego Road Barrington NH 03825 6.1 miles from Dover 603-664-9382

Eliot Post Office 33 Levesque Drive Eliot ME 03903 6.9 miles from Dover 207-439-2019

Gonic Post Office 36 Main Street Rochester NH 03839 7.8 miles from Dover 603-332-1429

Newmarket Post Office 126 Main Street Newmarket NH 03857 7.9 miles from Dover 603-659-8549

Rochester Post Office 20 Allen Street Rochester NH 03867 9.6 miles from Dover 603-332-1429

Portsmouth Naval Shipyard Post Office 15 McDonough Street Portsmouth NH 03801 9.7 miles from Dover 207-438-3941

Portsmouth Post Office 80 Daniel Street Portsmouth NH 03801 9.9 miles from Dover 603-431-2871

Kittery Post Office 10 Shapleigh Road Kittery ME 03904 10.0 miles from Dover 207-439-2018

Newfields Post Office 6 Main Street Newfields NH 03856 10.2 miles from Dover 603-772-8147

Greenland Post Office 609 Portsmouth Avenue Greenland NH 03840 10.6 miles from Dover 603-436-7098

North Berwick Post Office 36 Wells Street North Berwick ME 03906 11.2 miles from Dover 207-676-2266

Stratham Post Office 2 College Road Stratham NH 03885 11.3 miles from Dover 603-772-8107

Kittery Point Post Office 91 Pepperrell Road Kittery Point ME 03905 11.6 miles from Dover 207-439-4353

New Castle Post Office 73 Main Street New Castle NH 03854 11.6 miles from Dover 603-436-3485

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.