Fort McNair Post Office

NOTICE: The Postal Service is an essential government service, and will remain open wherever possible.

300 a St, Washington, DC 20319

Contact Numbers

Phone: 202-523-2590
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Retail Hours







Lobby Hours

Monday 10:00am - 2:00pm
Tuesday 10:00am - 2:00pm
Wednesday 10:00am - 2:00pm
Thursday 10:00am - 2:00pm
Friday 10:00am - 2:00pm
Saturday Closed
Sunday Closed

Last Collection Times

Monday 2:00pm
Tuesday 2:00pm
Wednesday 2:00pm
Thursday 2:00pm
Friday 2:00pm
Saturday Closed
Sunday Closed

*This facility does not process US Passports applications or renewals. Check nearby locations below.

  • Burial Flags
  • Business Line
  • Lot Parking

Visit our Links Page for Holiday Schedule, Change of Address, Hold Mail/Stop Delivery, PO Box rentals and fees, and Available Jobs.

*Please call to verify information. Is anything incorrect? Let us know here

Nearby Post Offices:

Southwest
45 L St SW
0.4 mile away

Ford
441 2nd St SW Rm H2-121
0.5 mile away

Lenfant Plaza
470 Lenfant Plz SW Ste 604
0.6 mile away

Longworth
15 Independence Ave SE Rm B202
0.7 mile away

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