Washington zipcode
| City | Washington |
| ZIP Code | 20227 |
| Type | Company/Organization |
| State Code | DC |
| State | District of Columbia |
ZIP code of Washington is 20227. This place is located in District of Columbia state in US. To send any postal service to Washington, you must use 20227 zipcode.
You should avoid following 1 city name of District of Columbia to be used with the ZIP code 20227.
- Dept Treas Check Claims Div, DC