- Charleston County (SC)1,036
- Charleston, Charleston County, South Carolina, United States1,010
- Chautauqua (N.Y.)2
- Cherokee County (S.C.)13
- Chesnee, Spartanburg County, South Carolina, United States3
- Chester (S.C.)1
- Chester County (S.C.)5
- Chesterfield County (S.C.)1
- Chihuahua (Chihuahua, Mexico)1
- Chimney Rock Village (N.C.)1
- Cincinnati (Ohio)1
- Clarendon County (S.C.)2
- Clarendon County (SC)1
- Clarksville (Tex.)1
- Clearwater (Fla.)1
- Clemson (S.C.)2
- Clemson University1
- Clemson, Pickens County, South Carolina, United States52
- Clinton, Laurens County, South Carolina, United States 55
- Clio, Marlboro County, South Carolina, United States10