| Opelousas to Cosham | 4,657.28 mi (7,495.17 km) |
| Opelousas to Costessey | 4,701.93 mi (7,567.03 km) |
| Opelousas to Cottingham | 4,611.04 mi (7,420.76 km) |
| Opelousas to Coulsdon | 4,682.74 mi (7,536.14 km) |
| Opelousas to Coventry | 4,601.28 mi (7,405.05 km) |
| Opelousas to Cowdenbeath | 4,448.85 mi (7,159.73 km) |
| Opelousas to Cowes | 4,649.79 mi (7,483.12 km) |
| Opelousas to Cowley | 4,663.79 mi (7,505.64 km) |
| Opelousas to Cowley | 4,629.33 mi (7,450.18 km) |
| Opelousas to Cramlington | 4,536.43 mi (7,300.68 km) |
| Opelousas to Cranleigh | 4,673.74 mi (7,521.65 km) |
| Opelousas to Crawley | 4,686.17 mi (7,541.66 km) |
| Opelousas to Crayford | 4,692.29 mi (7,551.52 km) |
| Opelousas to Crewe | 4,548.59 mi (7,320.25 km) |
| Opelousas to Crigglestone | 4,571.71 mi (7,357.46 km) |
