Washington, NH zip code
Washington, New Hampshire uses one zip code: 03280. Most of it is in Sullivan County. Together these zip codes are home to about 1.2K people.
Zip codes
1
Population
1.2K
All zips combined
Largest zip
03280
1,224 residents
Zip codes in Washington
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 03280 | 1,224 | $90,096 |