21140 Post Office

Find 21140 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.


Riva Post Office 3123 Riva Road Riva MD 21140 410-956-2187


Edgewater Post Office 39 Stepney Lane Edgewater MD 21037 1.8 miles from 21140 410-956-2088

Davidsonville Post Office 820 West Central Avenue Davidsonville MD 21035 3.1 miles from 21140 410-956-8352

Legion Avenue Post Office 210 Legion Avenue Annapolis MD 21401 3.8 miles from 21140 410-573-6537

Annapolis Post Office 1 Church Circle Annapolis MD 21401 5.2 miles from 21140 410-263-9291

Mayo Post Office 1157 Mayo Road Edgewater MD 21037 5.3 miles from 21140 443-203-0152

Eastport Post Office 821 Chesapeake Avenue Annapolis MD 21403 5.3 miles from 21140 410-267-7051

Naval Academy Post Office 1 Wilson Road Annapolis MD 21402 5.4 miles from 21140 410-293-3787

Crownsville Post Office 1333 Generals Highway Crownsville MD 21032 5.8 miles from 21140 410-987-1384

Harwood Post Office 4450 Solomons Island Road Harwood MD 20776 6.1 miles from 21140 410-867-3800

West River Post Office 134 Owensville Road West River MD 20778 6.9 miles from 21140 301-261-5036

Arnold Post Office 1521 Ritchie Highway Arnold MD 21012 6.9 miles from 21140 410-757-8802

Galesville Post Office 948 Galesville Road Galesville MD 20765 7.5 miles from 21140 410-867-2859

Crofton Post Office 1296 Cronson Boulevard Crofton MD 21114 7.6 miles from 21140 410-721-5861

Mitchellville Post Office 1500 Pointer Ridge Place Bowie MD 20716 7.9 miles from 21140 301-249-2512

Shady Side Post Office 6160 Shady Side Road Shady Side MD 20764 9.0 miles from 21140 410-867-6134

Gambrills Post Office 388 Gambrills Road Gambrills MD 21054 9.4 miles from 21140 410-923-6931

Bowie Post Office 6710 Laurel Bowie Road Bowie MD 20715 9.7 miles from 21140 301-860-0847

Severna Park Post Office 21 Magothy Bridge Road Severna Park MD 21146 10.4 miles from 21140 410-647-2904

Churchton Post Office 5537 Deale Churchton Road Deale MD 20733 10.5 miles from 21140 301-261-9957

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.