- Kaʻau
- Ka‘awaloa
- Ka‘ōpapa
- Ka‘ūpūlehu
- Kahaluʻu
- Kahaluu-Keauhou
- Kahua Ranch
- Kailua-Kona
- Kaimū
- Kainaliu
- Kalaemamo
- Kalapana Sea View Estates
- Kaluahee Rock
- Kaniahiku Village
- Kapalaoa
- Kapoho
- Kapulena
- Kaueleau
- Kauhuula
- Kaukahōkū
- Kaula‘ināiwi Island
- Kaumana
- Kaunēnē
- Kawainui
- Kawela
- Kawelohea
- Ke‘ei
- Kealapuali
- Keālia
- Keaoi Island