Strafford County Post Office

Find Strafford County 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.


Barrington Post Office 15 Mallego Road Barrington NH 03825 603-664-9382


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

Durham Post Office 2 Madbury Road Durham NH 03824 603-868-2151

Farmington Post Office 14 Pleasant Street Farmington NH 03835 603-755-2121

Gonic Post Office 36 Main Street Rochester NH 03839 603-332-1429

Milton Mills Post Office 70 Main Street Milton Mills NH 03852 603-473-2708

Milton Post Office 851 White Mountain Highway Milton NH 03851 603-652-9910

New Durham Post Office 7 Depot Road New Durham NH 03855 603-859-5200

Rochester Post Office 20 Allen Street Rochester NH 03867 603-332-1429

Rollinsford Post Office 664 Main Street Rollinsford NH 03869 603-742-5077

Somersworth Post Office 2 Government Way Somersworth NH 03878 603-692-4267

Strafford Post Office 1079 Parker Mountain Road Strafford NH 03884 603-664-2118

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.