Jefferson County, New York
38 ZIP codes · 1,267.93 sq mi of land · FIPS 36045
| Population | 115,040 |
|---|---|
| State | New York |
| FIPS code | 36045 |
| Time zone | Eastern |
| Land area | 1,267.93 sq mi |
| Center (lat, long) | 43.9964, -76.0530 |
Area codes in this area
These are the area codes that most often serve Jefferson County (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.
Cities and towns (largest first)
Watertown · 24,375Fort Drum · 16,065AdamsAdams CenterAlexandria BayAntwerpBellevilleBlack RiverBrownvilleCalciumCape VincentCarthageChaumontClaytonDeferietDepauvilleDexterEllisburgEvans MillsFelts MillsWellesley IslandFishers LandingGreat BendHendersonHenderson HarborLa FargevilleLorraineMannsvillePhiladelphiaPierrepont Manor
ZIP codes in Jefferson County
13601 Watertown13602 Fort Drum13603 Watertown13605 Adams13606 Adams Center13607 Alexandria Bay13608 Antwerp13611 Belleville13612 Black River13615 Brownville13616 Calcium13618 Cape Vincent13619 Carthage13622 Chaumont13624 Clayton13628 Deferiet13632 Depauville13634 Dexter13636 Ellisburg13637 Evans Mills13638 Felts Mills13640 Wellesley Island13641 Fishers Landing13643 Great Bend13650 Henderson13651 Henderson Harbor13656 La Fargeville13659 Lorraine13661 Mannsville13673 Philadelphia13674 Pierrepont Manor13675 Plessis13679 Redwood13682 Rodman13685 Sackets Harbor13691 Theresa13692 Thousand Island Park13693 Three Mile Bay
Population: U.S. Census Bureau, ACS 5-year estimates, 2024.