K
- (Lake and Peninsula Borough) Kokhanok
- (Yukon-Koyukuk Census Area) Kaltag
- (Dillingham Census Area) Koliganek
- (Bethel Census Area) Kalskag
- (Lowndes County) Kaktovik
- (Matanuska-Susitna Borough) Knik
- (Bethel Census Area) Kwigillingok
- (Nome Census Area) Koyuk
- (Copper River Census Area) Kenny Lake
- (Northwest Arctic Borough) Kiana
- (Bristol Bay Borough) King Salmon
- (Northwest Arctic Borough) Kivalina
- (Bethel Census Area) Kongiganak
- (Kenai Peninsula Borough) Kachemak City
- (Kenai Peninsula Borough) Kachemak
- (Kenai Peninsula Borough) Kasilof
- (Bethel Census Area) Kasigluk
- (Madison County) Kake
- Kotlik
- (Bethel Census Area) Kipnuk
- (Matanuska-Susitna Borough) Knik River
- (Bethel Census Area) Kwethluk
- (Prince of Wales-Hyder Census Area) Klawock
- (Campbell County) King Cove
- (Kodiak Island Borough) Kodiak Station
- Kotzebue
- Kodiak
- (Kenai Peninsula Borough) Kenai
- (Kenai Peninsula Borough) Kalifornsky
- (Ketchikan Gateway Borough) Ketchikan