Washington Navy Yard, DC ZIP Codes, Area Codes and Address Format

City guides  |  August 18, 2026  |  2 min read

This guide covers Washington Navy Yard, DC: its ZIP codes, area codes, county and time zone, with sample addresses you can copy for testing.

State

District of Columbia (DC)

County

District of Columbia

Standard ZIP codes

5

Time zone

Eastern

Washington Navy Yard ZIP codes

These are the standard delivery ZIP codes for Washington Navy Yard. The city has 5 ZIP codes in total when PO Box and unique codes are included.

• 20374
• 20376
• 20388
• 20391
• 20398

Area codes in Washington Navy Yard

Washington Navy Yard phone numbers use 202 and 771. With more than one code in use, residents on the same street can have different area codes.

Sample Washington Navy Yard addresses

The street lines are invented; the city, state and ZIP codes are real. Use them for form testing, mockups and training materials, never for real orders.

How to write an address in Washington Navy Yard

• End the address with WASHINGTON NAVY YARD, DC and the five-digit ZIP code.
• Put apartment or suite numbers at the end of the street line.
• Use USPS abbreviations such as ST, AVE and BLVD.
• Match the ZIP code to the street. Washington Navy Yard has 5 codes, so the city name alone is not enough.

Other cities in District of Columbia

Washington

More District of Columbia cities

Washington, or see all District of Columbia cities.