Cumberland County Post Office

Find Cumberland County Maine 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.


Bailey Island Post Office 2120 Harpswell Island Road Harpswell ME 04003 207-833-5211


Bridgton Post Office 6 Elm Street Bridgton ME 04009 207-647-2081

Brunswick Post Office 30 Pleasant Street Brunswick ME 04011 207-725-2542

Casco Post Office 942 Meadow Road Casco ME 04015 207-627-4892

Chebeague Island Post Office 24 Niblic Circle Chebeague Island ME 04017 207-846-5820

Cliff Island Post Office 11 Sunset Rd Unit 1 Cliff Island ME 04019 207-766-2051

Cumberland Center Post Office 1 Farwell Avenue Cumberland Center ME 04021 207-829-3661

Downtown Station Post Office 400 Congress Street Portland ME 04101 207-761-0267

East Baldwin Post Office 213 Pequawket Trl ME 04024 207-787-2544

Freeport Post Office 141 Main Street Freeport ME 04032 207-865-4231

Gorham Post Office 1 Post Office Sq Gorham ME 04038 207-839-3591

Gray Post Office 10 Turnpike Acres Gray ME 04039 207-657-3211

Harpswell Post Office 1212 Harpswell Neck Rd ME 04079 207-833-5526

Harrison Post Office 5 Front Street Harrison ME 04040 207-583-4773

Long Island Post Office 280 Island Avenue Long Island ME 04050 207-766-3367

Naples Post Office 17 Village Green Lane Naples ME 04055 207-693-6340

New Gloucester Post Office 9 Gilmore Road New Gloucester ME 04260 207-926-4414

North Bridgton Post Office 101 North Bridgton Road Bridgton ME 04009 207-647-8836

Orrs Island Post Office 1729 Harpswell Island Road Harpswell ME 04066 207-833-6278

Peaks Island Post Office 66 Island Avenue Portland ME 04108 207-766-2912

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.