20646 Post Office

Find 20646 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.


La Plata Post Office 100 Centennial Street La Plata MD 20646 301-934-8463


Port Tobacco Post Office 8200 Port Tobacco Road Port Tobacco MD 20677 2.2 miles from 20646 301-934-3229

Bel Alton Post Office 9695 Bel Alton Newtown Road Bel Alton MD 20611 4.3 miles from 20646 301-934-2678

Pomfret Post Office 8205 Marshall Corner Road Pomfret MD 20675 4.3 miles from 20646 301-934-3117

White Plains Post Office 4660 Crain Highway White Plains MD 20695 5.0 miles from 20646 301-932-2398

Welcome Post Office 6204 Welcome Road Welcome MD 20693 5.9 miles from 20646 301-934-3052

Faulkner Post Office 9977 Faulkner Road Faulkner MD 20632 6.1 miles from 20646 301-934-9331

Saint Charles Center Post Office 11110 Mall Circle Waldorf MD 20603 7.6 miles from 20646 301-932-4349

Bryans Road Post Office 6960 Indian Head Highway Bryans Road MD 20616 8.1 miles from 20646 301-283-6460

Waldorf Post Office 150 Post Office Road Waldorf MD 20602 8.2 miles from 20646 301-705-7288

Bryantown Post Office 6425 Leonardtown Road Hughesville MD 20637 8.7 miles from 20646 301-274-3731

Marbury Post Office 4570 Bicknell Road Marbury MD 20658 9.0 miles from 20646 301-753-8756

Ironsides Post Office 6045 Port Tobacco Road Indian Head MD 20640 9.0 miles from 20646 301-743-7236

Accokeek Post Office 16405 Livingston Road Accokeek MD 20607 9.9 miles from 20646 301-283-2861

Newburg Post Office 12179 Rock Point Road Newburg MD 20664 10.4 miles from 20646 301-259-2527

Indian Head Post Office 4050 Indian Head Highway Indian Head MD 20640 10.5 miles from 20646 301-743-3911

Hughesville Post Office 15485 Prince Frederick Road Hughesville MD 20637 12.3 miles from 20646 301-274-3133

Charlotte Hall Post Office 29948 Three Notch Road Charlotte Hall MD 20622 12.6 miles from 20646 301-884-3050

Nanjemoy Post Office 9365 Beaver Dam Road Nanjemoy MD 20662 12.7 miles from 20646 301-743-5029

Mechanicsville Post Office 28948 Three Notch Road Mechanicsville MD 20659 13.3 miles from 20646 301-884-3013

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.