| Olney to Carpentras | 4,074.87 mi (6,557.87 km) |
| Olney to Carquefou | 3,695.99 mi (5,948.12 km) |
| Olney to Carqueiranne | 4,150.59 mi (6,679.74 km) |
| Olney to Carrieres-sous-Poissy | 3,806.30 mi (6,125.66 km) |
| Olney to Carrieres-sur-Seine | 3,817.80 mi (6,144.16 km) |
| Olney to Carros | 4,178.90 mi (6,725.29 km) |
| Olney to Carvin | 3,805.31 mi (6,124.05 km) |
| Olney to Castanet-Tolosan | 3,931.21 mi (6,326.68 km) |
| Olney to Castelginest | 3,923.09 mi (6,313.61 km) |
| Olney to Castelnau-le-Lez | 4,036.31 mi (6,495.81 km) |
| Olney to Castelnaudary | 3,957.71 mi (6,369.33 km) |
| Olney to Castelsarrasin | 3,898.39 mi (6,273.85 km) |
| Olney to Castres | 3,962.87 mi (6,377.62 km) |
| Olney to Caudebec-les-Elbeuf | 3,755.07 mi (6,043.20 km) |
| Olney to Caudry | 3,833.27 mi (6,169.06 km) |
