- Champlain
- Chappaqua
- Chateaugay
- Cheektowaga
- Cherry Creek
- Chestnut Ridge
- Chittenango
- Clarence Center
- Clark Mills
- Clayville
- Clifton Springs
- Clintondale
- Cobleskill
- Coeymans
- Cohocton
- Cohoes
- Cold Brook
- Cold Spring Harbor
- Colonie
- Commack
- Congers
- Constableville
- Constantia
- Cooperstown
- Copake Lake
- Copenhagen
- Copiague
- Coram
- Corinth
- Cornwall-on-Hudson