Benton City zipcode
| City | Benton City |
| ZIP Code | 99320 |
| Type | Standard |
| State Code | WA |
| State | Washington |
ZIP code of Benton City is 99320. This place is located in Washington state in US. To send any postal service to Benton City, you must use 99320 zipcode.
You should avoid following 1 city name of Washington to be used with the ZIP code 99320.
- Kiona, WA