About ZIP code 21120
The ZIP code 21120 routes mail to Parkton 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
21120 - Parkton
ZIP code 21120 is Parkton in Maryland, United States.
| ZIP code | 21120 |
| Place | Parkton |
| Region | Maryland |
| District | Baltimore |
| Country | United States (US) |
| Coordinates | 39.6422, -76.6737 (map) |