K
- (Lake and Peninsula Borough) Kulik Lodge
- (Lake and Peninsula Borough) Kvichak
- (Bristol Bay Borough) Koggiung
- Kanatak
- (Kenai Peninsula Borough) Kachemak Silo
- (Kodiak Island Borough) Kaguyak
- Kimshan Cove
- (Kusilvak Census Area) Kravaksarak
- (Kusilvak Census Area) Kwiguk
- (Kusilvak Census Area) Kanapak
- (Bethel Census Area) Kashegelok
- (Yukon-Koyukuk Census Area) Kokrines
- (Denali Borough) Kantishna
- Kashwitna
- (Kenai Peninsula Borough) Kustatan
- (Southeast Fairbanks Census Area) Kechumstuk
- (Copper River Census Area) Kennicott
- Katalla
- (Northwest Arctic Borough) Klery Creek
- Kividlo
- (Yukon-Koyukuk Census Area) Kallands
- Kings Slough Village
- (Lowndes County) Kokruagarok
- Kiwalik
- (Madison County) Kupreanof
- (Kodiak Island Borough) Karluk
- (Prince of Wales-Hyder Census Area) Kasaan
- (Perry County) Klukwan
- (Yukon-Koyukuk Census Area) Koyukuk
- (Northwest Arctic Borough) Kobuk