Grand Coulee, WA zip code
Grand Coulee, Washington uses one zip code: 99133. Most of it is in Douglas County. Together these zip codes are home to about 1.1K people.
Zip codes
1
Population
1.1K
All zips combined
Largest zip
99133
1,115 residents
Zip codes in Grand Coulee
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 99133 | 1,115 | $68,854 |