| Castro Daire to Cabestany | 573.19 mi (922.46 km) |
| Castro Daire to Cabries | 703.13 mi (1,131.57 km) |
| Castro Daire to Cachan | 740.46 mi (1,191.65 km) |
| Castro Daire to Caen | 680.14 mi (1,094.58 km) |
| Castro Daire to Cagnes-sur-Mer | 793.04 mi (1,276.28 km) |
| Castro Daire to Cahors | 535.11 mi (861.17 km) |
| Castro Daire to Calais | 837.08 mi (1,347.16 km) |
| Castro Daire to Caluire-et-Cuire | 724.59 mi (1,166.12 km) |
| Castro Daire to Cambrai | 836.59 mi (1,346.37 km) |
| Castro Daire to Canet-en-Roussillon | 576.69 mi (928.09 km) |
| Castro Daire to Cannes | 785.15 mi (1,263.58 km) |
| Castro Daire to Canteleu | 733.69 mi (1,180.76 km) |
| Castro Daire to Capbreton | 382.42 mi (615.44 km) |
| Castro Daire to Carcassonne | 550.75 mi (886.34 km) |
| Castro Daire to Carmaux | 557.92 mi (897.89 km) |
