| Opovo to Carpentras | 759.27 mi (1,221.93 km) |
| Opovo to Carquefou | 1,056.71 mi (1,700.62 km) |
| Opovo to Carqueiranne | 724.36 mi (1,165.75 km) |
| Opovo to Carrieres-sous-Poissy | 904.87 mi (1,456.25 km) |
| Opovo to Carrieres-sur-Seine | 893.23 mi (1,437.52 km) |
| Opovo to Carros | 658.51 mi (1,059.76 km) |
| Opovo to Carvin | 891.35 mi (1,434.49 km) |
| Opovo to Castanet-Tolosan | 940.26 mi (1,513.21 km) |
| Opovo to Castelginest | 940.75 mi (1,513.99 km) |
| Opovo to Castelnau-le-Lez | 821.08 mi (1,321.39 km) |
| Opovo to Castelnaudary | 921.19 mi (1,482.51 km) |
| Opovo to Castelsarrasin | 951.81 mi (1,531.80 km) |
| Opovo to Castres | 902.26 mi (1,452.05 km) |
| Opovo to Caudebec-les-Elbeuf | 954.29 mi (1,535.78 km) |
| Opovo to Caudry | 864.53 mi (1,391.32 km) |
