Places beginning with CO in North Dakota, United States
- Coalfield, Township of
- Coburn
- Coburn, Township of
- Cogswell
- Cogswell, City of
- Cole Ford
- Coleharbor
- Coleharbor, City of
- Colfax
- Colfax, City of
- Colfax, Township of
- Colgan
- Colgate
- Colgate, Township of
- Colquhoun, Township of
- Columbia, Township of
- Columbus
- Columbus, City of
- Colville, Township of
- Colvin, Township of
- Comstock
- Concord (historical), Township of
- Concrete
- Conklin, Township of
- Connor, Township of
- Considine
- Conway
- Conway, City of
- Coolin, Township of
- Cooperstown
- Cooperstown, City of
- Cooperstown, Township of
- Cordelia, Township of
- Corinne, Township of
- Corinth
- Cornell, Township of
- Corwin, Township of
- Coteau
- Cottonwood Lake, Township of
- Cottonwood, Township of
- Coulee
- Coulee, Township of
- Courtenay
- Courtenay, City of
- Courtenay, Township of