| Douarnenez to Cicero (Illinois) | 3,896.73 mi (6,271.19 km) |
| Douarnenez to Cimarron Hills (Colorado) | 4,703.83 mi (7,570.09 km) |
| Douarnenez to Cincinnati (Ohio) | 3,874.10 mi (6,234.77 km) |
| Douarnenez to Cinco Ranch (Texas) | 4,782.98 mi (7,697.47 km) |
| Douarnenez to Circleville (Ohio) | 3,787.75 mi (6,095.80 km) |
| Douarnenez to Citrus (California) | 5,435.86 mi (8,748.17 km) |
| Douarnenez to Citrus Heights (California) | 5,303.98 mi (8,535.93 km) |
| Douarnenez to Citrus Park (Florida) | 4,279.53 mi (6,887.24 km) |
| Douarnenez to Claiborne (Louisiana) | 4,497.11 mi (7,237.39 km) |
| Douarnenez to Claremont (California) | 5,429.11 mi (8,737.31 km) |
| Douarnenez to Claremont (New Hampshire) | 3,187.65 mi (5,130.02 km) |
| Douarnenez to Claremore (Oklahoma) | 4,464.34 mi (7,184.67 km) |
| Douarnenez to Clarksburg (Maryland) | 3,558.61 mi (5,727.03 km) |
| Douarnenez to Clarksburg (West Virginia) | 3,688.88 mi (5,936.69 km) |
| Douarnenez to Clarksdale (Mississippi) | 4,350.70 mi (7,001.77 km) |
