| Opelousas to Cocentaina | 5,017.82 mi (8,075.41 km) |
| Opelousas to Coin | 4,864.07 mi (7,827.96 km) |
| Opelousas to Colindres | 4,743.99 mi (7,634.72 km) |
| Opelousas to Collado-Villalba | 4,791.27 mi (7,710.80 km) |
| Opelousas to Colmenar Viejo | 4,802.26 mi (7,728.50 km) |
| Opelousas to Colmenarejo | 4,792.81 mi (7,713.29 km) |
| Opelousas to Conil de la Frontera | 4,807.41 mi (7,736.77 km) |
| Opelousas to Consuegra | 4,842.89 mi (7,793.87 km) |
| Opelousas to Corbera de Llobregat | 5,050.33 mi (8,127.72 km) |
| Opelousas to Cordoba | 4,828.61 mi (7,770.90 km) |
| Opelousas to Coria del Rio | 4,781.26 mi (7,694.69 km) |
| Opelousas to Crevillente | 5,014.63 mi (8,070.26 km) |
| Opelousas to Cuarte de Huerva | 4,912.15 mi (7,905.34 km) |
| Opelousas to Cubellas | 5,044.59 mi (8,118.48 km) |
| Opelousas to Cuellar | 4,756.01 mi (7,654.05 km) |
