Look up a Postal Code
| District / County name | Postal code | More |
|---|---|---|
| Benton City | 99320 | Benton City District, Benton City, Washington Province, United States 99320 |
| Finley | 99336 | Finley District, Benton City, Washington Province, United States 99336 |
| Hanford Works | 99352 | Hanford Works District, Benton City, Washington Province, United States 99352 |
| Kennewick | 99338 | Kennewick District, Benton City, Washington Province, United States 99338 |
| Kiona | 99320 | Kiona District, Benton City, Washington Province, United States 99320 |
| North Prosser | 99350 | North Prosser District, Benton City, Washington Province, United States 99350 |
| Pasco | 99338 | Pasco District, Benton City, Washington Province, United States 99338 |
| Paterson | 99345 | Paterson District, Benton City, Washington Province, United States 99345 |
| Plymouth | 99346 | Plymouth District, Benton City, Washington Province, United States 99346 |
| Prosser | 99350 | Prosser District, Benton City, Washington Province, United States 99350 |
| Richland | 99353 | Richland District, Benton City, Washington Province, United States 99353 |
| West Richland | 99352 | West Richland District, Benton City, Washington Province, United States 99352 |
District / County name
Postal code
Benton City
99320
Benton City District, Benton City, Washington Province, United States 99320
Finley
99336
Finley District, Benton City, Washington Province, United States 99336
Hanford Works
99352
Hanford Works District, Benton City, Washington Province, United States 99352
Kennewick
99338
Kennewick District, Benton City, Washington Province, United States 99338
Kiona
99320
Kiona District, Benton City, Washington Province, United States 99320
North Prosser
99350
North Prosser District, Benton City, Washington Province, United States 99350
Pasco
99338
Pasco District, Benton City, Washington Province, United States 99338
Paterson
99345
Paterson District, Benton City, Washington Province, United States 99345
Plymouth
99346
Plymouth District, Benton City, Washington Province, United States 99346
Prosser
99350
Prosser District, Benton City, Washington Province, United States 99350
Richland
99353
Richland District, Benton City, Washington Province, United States 99353
West Richland
99352
West Richland District, Benton City, Washington Province, United States 99352