- Kashwitna
- Kasiana Islands
- Kasigluk
- Kasilof
- Kasilof Village
- Kaskanak
- Kassa Island
- Kassan Islands
- Kataguni Island
- Katalla
- Kateekuk Island
- Kathakne
- Kathaleen Island
- Katiriinam Tanaa
- Katmai Rock
- Katz Island
- Kauatka
- Kavalga Island
- Kavik
- Kavik River Camp
- Kawokhawik Island
- Kayak Island
- Kayak Islands
- Kazhutak
- Kechumstuk
- Keene Island
- Keete Island
- Keku Islands
- Keku Islets
- Kekur Island