| Castlebar to Cavaillon | 947.58 mi (1,524.99 km) |
| Castlebar to Cebazat | 780.80 mi (1,256.57 km) |
| Castlebar to Cenon | 735.39 mi (1,183.49 km) |
| Castlebar to Cergy | 590.93 mi (951.01 km) |
| Castlebar to Cernay | 828.86 mi (1,333.92 km) |
| Castlebar to Cesson | 630.46 mi (1,014.62 km) |
| Castlebar to Cesson-Sevigne | 518.33 mi (834.17 km) |
| Castlebar to Cestas | 738.70 mi (1,188.83 km) |
| Castlebar to Chalette-sur-Loing | 660.28 mi (1,062.62 km) |
| Castlebar to Challans | 584.02 mi (939.89 km) |
| Castlebar to Chalon-sur-Saone | 790.72 mi (1,272.54 km) |
| Castlebar to Chalons-en-Champagne | 677.74 mi (1,090.72 km) |
| Castlebar to Chamalieres | 782.82 mi (1,259.83 km) |
| Castlebar to Chambery | 885.52 mi (1,425.11 km) |
| Castlebar to Chambly | 591.95 mi (952.64 km) |
