| Karnobat to Cogolin | 1,032.80 mi (1,662.13 km) |
| Karnobat to Colmar | 1,021.03 mi (1,643.19 km) |
| Karnobat to Colombes | 1,261.67 mi (2,030.46 km) |
| Karnobat to Colomiers | 1,289.98 mi (2,076.03 km) |
| Karnobat to Combs-la-Ville | 1,244.68 mi (2,003.12 km) |
| Karnobat to Comines | 1,259.65 mi (2,027.20 km) |
| Karnobat to Compiegne | 1,243.41 mi (2,001.07 km) |
| Karnobat to Concarneau | 1,534.95 mi (2,470.27 km) |
| Karnobat to Conde-sur-l'Escaut | 1,228.89 mi (1,977.70 km) |
| Karnobat to Conflans-Sainte-Honorine | 1,269.51 mi (2,043.08 km) |
| Karnobat to Corbas | 1,110.86 mi (1,787.75 km) |
| Karnobat to Corbeil-Essonnes | 1,247.50 mi (2,007.65 km) |
| Karnobat to Cormeilles-en-Parisis | 1,264.59 mi (2,035.16 km) |
| Karnobat to Cosne sur Loire | 1,214.93 mi (1,955.23 km) |
| Karnobat to Coudekerque-Branche | 1,290.68 mi (2,077.15 km) |
