About ZIP code 21912
The ZIP code 21912 routes mail to Warwick 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
21912 - Warwick
ZIP code 21912 is Warwick in Maryland, United States.
| ZIP code | 21912 |
| Place | Warwick |
| Region | Maryland |
| District | Cecil |
| Country | United States (US) |
| Coordinates | 39.4283, -75.7996 (map) |