District of Columbia ZIP codes
Main ZIP codes for the largest cities in District of Columbia. Format: 5-digit ZIP code (ZIP+4 optional).
Cities
| City | Code |
|---|---|
| Washington DC | 20001 |
| Capitol Hill | 20003 |
| Georgetown | 20007 |
| Downtown | 20005 |
| Foggy Bottom | 20037 |
Large cities have many codes; the code shown is the main/central one. All states & countries →