- Kiamesha Lake
- Kill Buck
- Killawog
- King Ferry
- Kirkville
- Knowlesville
- Knox
- Kauneonga Lake
- Kinnebrook Mobile Home Park
- Knights Eddy
- Kohlertown
- Ketchumville
- Kennedy Corner
- Krum Corner
- Kallops Corners
- Katsbaan
- Kripplebush
- Krumville
- Kyserike
- Knowelhurst
- King Edward Knolls
- Kingsbury
- Knob Island
- Katonah Ridge
- Kinross Heights
- Kirbyville
- Kitchawan
- Knollwood Manor
- Kenka Mills
- Keuka Park