Places beginning with CO in Indiana, United States
- Coal Bluff
- Coal City
- Coal Creek
- Coal Creek, Township of
- Coalmont
- Coatesville
- Coats Spring
- Cobb
- Cobbs Corner
- Coburg
- Cochran
- Coe
- Coesse
- Coesse Corners
- Cofield Corner
- Coke Oven Hollow
- Colburn
- Colburn
- Cold Springs
- Cold Springs
- Cole
- Colfax
- Colfax, Township of
- Collamer
- College Corner
- College Corner
- College Corner
- College Corner
- College Crest
- College Meadows
- Collegeville
- Collett
- Collins
- Coloma
- Colonial Village
- Columbia
- Columbia City
- Columbia, Township of
- Columbia, Township of
- Columbia, Township of
- Columbia, Township of
- Columbia, Township of
- Columbus
- Columbus, Township of
- Commiskey
- Como
- Concord
- Concord
- Concordia Gardens
- Concord, Township of
- Concord, Township of
- Connersville
- Connersville, Township of
- Conologue
- Conrad
- Converse
- Converse
- Cook
- Coolspring, Township of
- Coolwood Acres
- Cooper Corner
- Cope
- Coppess Corner
- Corkwell
- Corn Brook
- Cornelius
- Cornettsville
- Corning
- Correct
- Cortland
- Corunna
- Corwin
- Corwin
- Cory
- Corydon
- Corydon Junction
- Cosperville
- Cottage Grove
- Cottage Hill
- Cotton, Township of
- Country Club Gardens
- Country Club Heights
- Country Club Meadows
- County Squire Lakes
- Courter
- Courtney Corner
- Coveyville
- Covington
- Covington Dells
- Cowan
- Coxton
- Coxville