| Opelousas to Caldicot | 4,570.98 mi (7,356.28 km) |
| Opelousas to Calne | 4,604.67 mi (7,410.50 km) |
| Opelousas to Cam | 4,583.94 mi (7,377.14 km) |
| Opelousas to Camberley | 4,658.13 mi (7,496.53 km) |
| Opelousas to Camborne | 4,497.06 mi (7,237.31 km) |
| Opelousas to Cambridge | 4,670.62 mi (7,516.64 km) |
| Opelousas to Cambuslang | 4,424.51 mi (7,120.56 km) |
| Opelousas to Canford Cliffs | 4,625.50 mi (7,444.02 km) |
| Opelousas to Cannock | 4,574.22 mi (7,361.50 km) |
| Opelousas to Canterbury | 4,732.62 mi (7,616.41 km) |
| Opelousas to Carlisle | 4,489.56 mi (7,225.25 km) |
| Opelousas to Carlton Colville | 4,725.79 mi (7,605.42 km) |
| Opelousas to Carluke | 4,438.60 mi (7,143.24 km) |
| Opelousas to Carnoustie | 4,464.18 mi (7,184.40 km) |
| Opelousas to Carshalton | 4,680.46 mi (7,532.47 km) |
