04021 Post Office

Find 04021 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.


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


East Baldwin Post Office 213 Pequawket Trl ME 04024 3.5 miles from 04021 207-787-2544

Harpswell Post Office 1212 Harpswell Neck Rd ME 04079 3.5 miles from 04021 207-833-5526

Yarmouth Post Office 36 Forest Falls Drive Yarmouth ME 04096 4.1 miles from 04021 207-846-4211

Gray Post Office 10 Turnpike Acres Gray ME 04039 6.9 miles from 04021 207-657-3211

South Freeport Post Office 95 South Freeport Road Freeport ME 04032 7.9 miles from 04021 207-865-6578

Pownal Post Office 195 Allen Road Pownal ME 04069 8.0 miles from 04021 207-688-4474

Long Island Post Office 280 Island Avenue Long Island ME 04050 8.6 miles from 04021 207-766-3367

Chebeague Island Post Office 24 Niblic Circle Chebeague Island ME 04017 8.8 miles from 04021 207-846-5820

South Windham Post Office 57 Main Street Windham ME 04062 8.8 miles from 04021 207-892-6011

Portland Post Office 125 Forest Avenue Portland ME 04101 9.2 miles from 04021 207-871-8519

Windham Post Office 765 Roosevelt Trail North Windham ME 04062 9.2 miles from 04021 207-892-4742

Downtown Station Post Office 400 Congress Street Portland ME 04101 9.2 miles from 04021 207-761-0267

Westbrook Post Office 775 Main Street Westbrook ME 04092 9.3 miles from 04021 207-871-8437

Freeport Post Office 141 Main Street Freeport ME 04032 9.3 miles from 04021 207-865-4231

Station A Post Office 622 Congress Street Portland ME 04101 9.6 miles from 04021 207-871-8437

Peaks Island Post Office 66 Island Avenue Portland ME 04108 9.9 miles from 04021 207-766-2912

Cliff Island Post Office 11 Sunset Rd Unit 1 Cliff Island ME 04019 10.2 miles from 04021 207-766-2051

South Portland Post Office 15 Cottage Road South Portland ME 04106 10.7 miles from 04021 207-871-8451

Gorham Post Office 1 Post Office Sq Gorham ME 04038 10.9 miles from 04021 207-839-3591

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.