Mail & Shipping in Washington, D.C.

The post office with the longest hours is National Capitol Station, across the street from Union Station. It is open 7 AM-midnight on weekdays and 7 AM-8 PM on weekends. Farragut Station and McPherson Station, both in downtown D.C., and Georgetown Station are open weekdays 9-5.

Post Offices

Farragut Station (1800 M St. NW, 20036. 202/523-2024. www.usps.gov). Georgetown Station (1215 31st St. NW, 20007. 202/523-2026. www.usps.gov). McPherson Station (1750 Pennsylvania Ave. NW, 20006. 202/523-2394. www.usps.gov). National Capitol Station (2 Massachusetts Ave. NE, 20002. 202/523-2368. www.usps.gov).