About ZIP code 20603
The ZIP code 20603 routes mail to Waldorf in the Maryland region of United States. Use it as the postal segment of any address in this area, and confirm unusual addresses with the local postal operator.
United States ยท ZIP code
20603 - Waldorf
ZIP code 20603 is Waldorf in Maryland, United States.
| ZIP code | 20603 |
| Place | Waldorf |
| Region | Maryland |
| District | Charles |
| Country | United States (US) |
| Coordinates | 38.6294, -76.9769 (map) |