| Cobh to Cicero (Illinois) | 3,627.33 mi (5,837.62 km) |
| Cobh to Cimarron Hills (Colorado) | 4,415.83 mi (7,106.60 km) |
| Cobh to Cincinnati (Ohio) | 3,618.16 mi (5,822.87 km) |
| Cobh to Cinco Ranch (Texas) | 4,529.34 mi (7,289.28 km) |
| Cobh to Circleville (Ohio) | 3,533.39 mi (5,686.44 km) |
| Cobh to Citrus (California) | 5,137.81 mi (8,268.50 km) |
| Cobh to Citrus Heights (California) | 4,998.37 mi (8,044.09 km) |
| Cobh to Citrus Park (Florida) | 4,063.38 mi (6,539.38 km) |
| Cobh to Claiborne (Louisiana) | 4,244.10 mi (6,830.22 km) |
| Cobh to Claremont (California) | 5,131.25 mi (8,257.95 km) |
| Cobh to Claremont (New Hampshire) | 2,940.12 mi (4,731.67 km) |
| Cobh to Claremore (Oklahoma) | 4,195.43 mi (6,751.89 km) |
| Cobh to Clarksburg (Maryland) | 3,317.06 mi (5,338.30 km) |
| Cobh to Clarksburg (West Virginia) | 3,440.73 mi (5,537.32 km) |
| Cobh to Clarksdale (Mississippi) | 4,096.74 mi (6,593.06 km) |
