Zip Code 11901 - Riverhead, Suffolk, NY, United States
Zip Code 11901 Data
| Zip Code | 11901 |
|---|---|
| Area 1 (City, County) | Riverhead, Suffolk |
| Area 2 (City, County) | Flanders, Suffolk |
| State | New York |
| State FIPS | 36 |
| Latitude | 40.924315 |
| Longitude | -72.642608 |
| Timezone | 5 |
| Daylight | Yes |
| Country | United States |