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Area Codes in Washington D.C.

Explore area codes connected to ZIP codes in Washington D.C.. Use this page to move between area code lookup, ZIP code coverage, and state-level browsing.

View ZIP codes in Washington D.C. Browse all area codes
State
Washington D.C.
DC
ZIP codes
290
Population
619,371
202
Washington D.C.
ZIPs 290
Cities 4
Pop. 619,371

About area codes in Washington D.C.

Area codes in Washington D.C. connect phone numbering geography with ZIP code regions, cities, and local coverage. Use the cards above to open each area code page, then continue to the related ZIP code pages for deeper postal lookup.