Mattawa zipcode
| City | Mattawa |
| ZIP Code | 99349 |
| Type | Standard |
| State Code | WA |
| State | Washington |
ZIP code of Mattawa is 99349. This place is located in Washington state in US. To send any postal service to Mattawa, you must use 99349 zipcode.
The ZIP code 99349 is also used with 1 more city name of Washington.
- Desert Aire, WA