| Opava to Carquefou | 901.88 mi (1,451.43 km) |
| Opava to Carqueiranne | 733.31 mi (1,180.15 km) |
| Opava to Carrieres-sous-Poissy | 714.69 mi (1,150.18 km) |
| Opava to Carrieres-sur-Seine | 704.07 mi (1,133.09 km) |
| Opava to Carros | 660.39 mi (1,062.79 km) |
| Opava to Carvin | 660.81 mi (1,063.47 km) |
| Opava to Castanet-Tolosan | 892.04 mi (1,435.60 km) |
| Opava to Castelginest | 887.62 mi (1,428.49 km) |
| Opava to Castelnau-le-Lez | 790.74 mi (1,272.57 km) |
| Opava to Castelnaudary | 881.62 mi (1,418.84 km) |
| Opava to Castelsarrasin | 887.68 mi (1,428.58 km) |
| Opava to Castres | 858.11 mi (1,380.99 km) |
| Opava to Caudebec-les-Elbeuf | 755.65 mi (1,216.11 km) |
| Opava to Caudry | 642.35 mi (1,033.76 km) |
| Opava to Cavaillon | 737.85 mi (1,187.45 km) |
