United States Postal Service
Offers mail delivery, shipping, stamps, zip codes, mailing rates, and international services.Post OfficeMore information: A zip code lookup tool is available on the website to help find the city or county of an address
Categories
Physical Address
475 L'Enfant Plaza Southwest, Washington, DC 20260
Hours
Lobby hours and PO Box Access, Mon-Sun, 12:01AM-11:59PM.
Voice
Voice
Website
Eligibility
Open to all.
Service area
United States
Agency info
United States Postal Service
Provide mail delivery, shipping, stamps, zip codes, mailing rates and international services.