From Weekapaug, RI to all Montana cities starting with letter C
- Camas, MT
- Camp Three, MT
- Cardwell, MT
- Carlton, MT
- Carter, MT
- Cascade, MT
- Charlo, MT
- Charlos Heights, MT
- Chester, MT
- Chinook, MT
- Choteau, MT
- Churchill, MT
- Circle, MT
- Clancy, MT
- Clinton, MT
- Clyde Park, MT
- Colstrip, MT
- Columbia Falls, MT
- Columbus, MT
- Condon, MT
- Conner, MT
- Conrad, MT
- Cooke City, MT
- Coram, MT
- Corvallis, MT
- Corwin Springs, MT
- Craig, MT
- Crane, MT
- Crow Agency, MT
- Culbertson, MT
- Custer, MT
- Cut Bank, MT
- Camas, MT
- Camp Three, MT
- Cardwell, MT
- Carlton, MT
- Carter, MT
- Cascade, MT
- Charlo, MT
- Charlos Heights, MT
- Chester, MT
- Chinook, MT
- Choteau, MT
- Churchill, MT
- Circle, MT
- Clancy, MT
- Clinton, MT
- Clyde Park, MT
- Colstrip, MT
- Columbia Falls, MT
- Columbus, MT
- Condon, MT
- Conner, MT
- Conrad, MT
- Cooke City, MT
- Coram, MT
- Corvallis, MT
- Corwin Springs, MT
- Craig, MT
- Crane, MT
- Crow Agency, MT
- Culbertson, MT
- Custer, MT
- Cut Bank, MT