About ZIP code 99350
The ZIP code 99350 routes mail to Prosser 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
99350 - Prosser
ZIP code 99350 is Prosser in Washington, United States.
| ZIP code | 99350 |
| Place | Prosser |
| Region | Washington |
| District | Benton |
| Country | United States (US) |
| Coordinates | 46.2232, -119.771 (map) |