Richland, WA
ZIP Codes in Richland, Washington
January 21, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 99352 | 35,618 | 46.2458, -119.2915 |
Richland has 1 ZIP code
ZIP Codes in Richland, Washington
January 21, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 99352 | 35,618 | 46.2458, -119.2915 |