- College Station, Texas
- Colleyville, Texas
- Collierville, Tennessee
- Colorado City, Texas
- Columbia, Maryland
- Columbia, Missouri
- Columbia, South Carolina
- Columbia, Tennessee
- Columbus, Georgia
- Columbus, Indiana
- Columbus, Nebraska
- Columbus, Ohio
- Commack, New York
- Commerce, Texas
- Concord, California
- Concord, New Hampshire
- Concord, North Carolina
- Condon, Montana
- Conner, Montana
- Conroe, Texas
- Converse, Indiana
- Conway, Arkansas
- Conway, South Carolina
- Cookeville, Tennessee
- Coon Rapids, Minnesota
- Cooper City, Florida
- Coppell, Texas
- Copperhill, Tennessee
- Coral Gables, Florida
- Coral Springs, Florida
- Cordova, Tennessee
- Cornwall, Vermont
- Corona, California
- Corpus Christi, Texas
- Costa Mesa, California
- Council Bluffs, Iowa
- Country Club Hills, Illinois
- Covington, Kentucky
- Covington, Louisiana
- Covington, Tennessee
