- Caldwell Township
- Caldwell
- Caney
- Caney Township
- Canton Township
- Canton
- Canville
- Carbondale
- Carlton
- Catlin
- Cedar
- Cedar
- Cedar Vale
- Center
- Center
- Center
- Center
- Center
- Centerville
- Centerville Township
- Centerville
- Centre
- Centropolis Township
- Chanute
- Chelsea
- Cheney
- Cherokee
- Cherryvale
- Chetopa
- Chetopa
- Chetopa
- Circleville
- Clay Center
- Clay Center Township
- Clear Creek
- Clearwater
- Clifton
- Clifton
- Clinton
- Coffeyville
- Coffeyville
- Colony
- Columbus
- Colwich
- Concordia
- Conway
- Conway Springs
- Cottonwood Falls
- Council Grove
- Crawford
- Creswell
- Cummings
- Cutler