About ZIP code 99349
The ZIP code 99349 routes mail to Mattawa in the Washington 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
99349 - Mattawa
ZIP code 99349 is Mattawa in Washington, United States.
| ZIP code | 99349 |
| Place | Mattawa |
| Region | Washington |
| District | Grant |
| Country | United States (US) |
| Coordinates | 46.731, -119.7783 (map) |