| Johnstone to Cognac | 723.54 mi (1,164.43 km) |
| Johnstone to Cogolin | 997.45 mi (1,605.25 km) |
| Johnstone to Colmar | 734.17 mi (1,181.54 km) |
| Johnstone to Colombes | 555.45 mi (893.91 km) |
| Johnstone to Colomiers | 882.96 mi (1,420.98 km) |
| Johnstone to Combs-la-Ville | 577.52 mi (929.42 km) |
| Johnstone to Comines | 467.52 mi (752.40 km) |
| Johnstone to Compiegne | 538.95 mi (867.35 km) |
| Johnstone to Concarneau | 550.49 mi (885.93 km) |
| Johnstone to Conde-sur-l'Escaut | 500.32 mi (805.19 km) |
| Johnstone to Conflans-Sainte-Honorine | 547.56 mi (881.21 km) |
| Johnstone to Corbas | 812.26 mi (1,307.21 km) |
| Johnstone to Corbeil-Essonnes | 579.25 mi (932.22 km) |
| Johnstone to Cormeilles-en-Parisis | 551.30 mi (887.23 km) |
| Johnstone to Cosne sur Loire | 662.70 mi (1,066.51 km) |
