- Kuzoguro
- Kita
- Kitakawashiri
- Kamagatai
- Kisakata
- Kisakatamachi-kodaki
- Kishikatamachi-kawafukuro
- Konoura
- Kairagefuchi
- Kamaya
- Karihashi
- Kawatogawa
- Kukisawa
- Kunimi
- Kurooka
- Kagoya
- Kamidaino
- Kamikawazoe
- Kamikawazoi
- Kamishinohai
- Kamishitakawara
- Kamiyama
- Kanaya
- Kanezaka
- Kannondō
- Karaizawa
- Karasawa
- Karuizawa
- Kasuda
- Katamachi