Postal Code US

ZIP Code 20001 — Washington, DC

GeoNames associates ZIP Code 20001 with Washington, DC.

City & County

Washington — District of Columbia (DC)

38.9122, -77.0177

Postal names and estimated coordinates from GeoNames, adapted for this directory. GeoNames · CC BY 4.0

2022 Census ZCTA land area 20001: 2.047 sq mi. 2022 Census Gazetteer

Use these validly formatted example addresses for form testing, validation, and software development.

📍 PNC Bank, National Association — SEVENTH STREET BRANCH 20001

833 7th St Nw
Washington, DC 20001
United States

FDIC

📍 Friendship PCS - Armstrong Elementary 20001

111 O STREET NW
Washington, DC 20001
United States

NCES (2024-2025)

📍 Industrial Bank — U STREET BRANCH 20001

2000 11th St Nw
Washington, DC 20001
United States

FDIC