C
- (Anchorage Municipality) Chugiak
- Clearwater Ranch
- (Matanuska-Susitna Borough) Colorado
- Crab Bay
- Comet
- Chichagof
- (Sitka City and Borough) Chatham
- (Perry County) Cape Fanshaw
- (Prince of Wales-Hyder Census Area) Cape Pole
- China Town
- (Nome Census Area) Council
- (Nome Census Area) Casadepaga
- Chiukak
- (Nome Census Area) Cape Nome
- Camp Creek
- (Yukon-Koyukuk Census Area) Cos Jacket
- (Matanuska-Susitna Borough) Curry
- (Matanuska-Susitna Borough) Caswell
- Caribou
- Clear
- Cathedral Rapids
- (Copper River Census Area) Chisana
- Chokosna
- Chilkat
- (Sumter County) Cape Yakataga
- Cape York
- (Northwest Arctic Borough) Candle
- (Northwest Arctic Borough) Chicago Creek
- Camp 19
- Coffee Creek