- Cadillac
- Caledonia
- Calumet
- Camden
- Canadian Lakes
- Cannonsburg
- Canton
- Capac
- Carleton
- Carney
- Caro
- Carp Lake
- Carrollton
- Carson City
- Carsonville
- Cascade
- Casco
- Caseville
- Casnovia
- Caspian
- Cass City
- Cassopolis
- Cedar
- Cedar Lake
- Cedar River
- Cedar Springs
- Cedarville
- Cement City
- Center Line
- Central Lake
- Centreville
- Ceresco
- Champion
- Channing
- Charlevoix
- Charlotte
- Charter Township Of Clinton
- Chase
- Chassell
- Chatham
- Cheboygan
- Chelsea
- Chesaning
- Chesterfield
- China Township
- Chippewa Lake
- Christmas
- Clare
- Clarklake
- Clarkston
- Clarksville
- Clawson
- Clay
- Clayton
- Clifford
- Climax
- Clinton
- Clinton Township
- Clinton Township
- Clio
- Cloverdale
- Clyde
- Cohoctah
- Coldwater
- Coleman
- Coloma
- Colon
- Columbiaville
- Columbus
- Comins
- Commerce
- Commerce Township
- Comstock
- Comstock Park
- Concord
- Conklin
- Constantine
- Conway
- Cooks
- Coopersville
- Copemish
- Copper City
- Copper Harbor
- Coral
- Cornell
- Corunna
- Covert
- Covington
- Cross Village
- Croswell
- Crystal
- Crystal Falls
- Curran
- Curtis
- Custer
- Cutlerville