Find complete information about all ZIP codes in Benton-city, Washington. Our interactive map shows the postal code boundaries and locations throughout the city.
The postal system in Benton-city is organized to efficiently serve both residential and commercial areas. Each ZIP code represents a specific delivery zone within the city limits.

| City | Name | Zip Code | Type | Population |
|---|---|---|---|---|
| Benton City, WA | PRIMARY | 99320 | STANDARD | 7.087 |
| City | Name | Zip Code | Type | Population |
|---|---|---|---|---|
| Benton City, WA | PRIMARY | 99320 | STANDARD | 7.087 |