ZIP Code 13666 – Newton Falls, NY
Newton Falls, New York · St. Lawrence County · Eastern time
| ZIP code | 13666 |
|---|---|
| City | Newton Falls |
| State | New York |
| County | St. Lawrence County |
| Population | 234 |
| Time zone | Eastern · local time |
| ZIP type | Standard (has a Census ZCTA area) |
| Land area | 40.18 sq mi |
| Center (lat, long) | 44.2192, -74.9476 |
Area codes in this area
These are the area codes that most often serve ZIP 13666 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.
Map
Nearby ZIP codes
About ZIP 13666
ZIP code 13666 is assigned to Newton Falls, New York. It lies in St. Lawrence County. Its Census area covers about 40.18 square miles of land. The closest neighboring ZIP is 13690 (Star Lake), about 6.6 miles away.
Every address in 13666 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.
Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources