| Douarnenez to Cloverly (Maryland) | 3,551.69 mi (5,715.89 km) |
| Douarnenez to Clovis (California) | 5,351.78 mi (8,612.86 km) |
| Douarnenez to Clovis (New Mexico) | 4,861.87 mi (7,824.43 km) |
| Douarnenez to Clute (Texas) | 4,801.94 mi (7,727.97 km) |
| Douarnenez to Coachella (California) | 5,395.71 mi (8,683.56 km) |
| Douarnenez to Coalinga (California) | 5,411.05 mi (8,708.24 km) |
| Douarnenez to Coamo (Puerto Rico) | 4,013.14 mi (6,458.52 km) |
| Douarnenez to Coatesville (Pennsylvania) | 3,465.43 mi (5,577.06 km) |
| Douarnenez to Cockeysville (Maryland) | 3,520.63 mi (5,665.90 km) |
| Douarnenez to Cocoa (Florida) | 4,184.01 mi (6,733.52 km) |
| Douarnenez to Cocoa Beach (Florida) | 4,179.93 mi (6,726.95 km) |
| Douarnenez to Coconut Creek (Florida) | 4,254.99 mi (6,847.75 km) |
| Douarnenez to Coeur d'Alene (Idaho) | 4,680.70 mi (7,532.85 km) |
| Douarnenez to Cohoes (New York) | 3,268.51 mi (5,260.16 km) |
| Douarnenez to Cold Springs (Nevada) | 5,206.43 mi (8,378.93 km) |
