| Opelousas to Cascais | 4,574.60 mi (7,362.11 km) |
| Opelousas to Castelo Branco | 4,642.22 mi (7,470.93 km) |
| Opelousas to Castro Daire | 4,593.90 mi (7,393.16 km) |
| Opelousas to Celorico de Basto | 4,578.83 mi (7,368.91 km) |
| Opelousas to Chamusca | 4,605.19 mi (7,411.34 km) |
| Opelousas to Chaves | 4,595.67 mi (7,396.02 km) |
| Opelousas to Cinfaes | 4,579.25 mi (7,369.59 km) |
| Opelousas to Coimbra | 4,586.52 mi (7,381.29 km) |
| Opelousas to Condeixa-a-Nova | 4,585.35 mi (7,379.41 km) |
| Opelousas to Corroios | 4,590.11 mi (7,387.06 km) |
| Opelousas to Coruche | 4,612.86 mi (7,423.68 km) |
| Opelousas to Costa de Caparica | 4,585.09 mi (7,378.99 km) |
| Opelousas to Covilha | 4,630.44 mi (7,451.98 km) |
| Opelousas to Eiras | 4,586.01 mi (7,380.48 km) |
| Opelousas to Elvas | 4,683.95 mi (7,538.08 km) |
