| Karlovo to Cabries | 980.35 mi (1,577.71 km) |
| Karlovo to Cachan | 1,159.11 mi (1,865.42 km) |
| Karlovo to Caen | 1,284.52 mi (2,067.23 km) |
| Karlovo to Cagnes-sur-Mer | 891.16 mi (1,434.18 km) |
| Karlovo to Cahors | 1,172.80 mi (1,887.44 km) |
| Karlovo to Calais | 1,220.77 mi (1,964.64 km) |
| Karlovo to Caluire-et-Cuire | 1,009.22 mi (1,624.18 km) |
| Karlovo to Cambrai | 1,146.23 mi (1,844.69 km) |
| Karlovo to Canet-en-Roussillon | 1,104.32 mi (1,777.24 km) |
| Karlovo to Cannes | 898.22 mi (1,445.54 km) |
| Karlovo to Canteleu | 1,226.60 mi (1,974.02 km) |
| Karlovo to Capbreton | 1,319.12 mi (2,122.92 km) |
| Karlovo to Carcassonne | 1,133.41 mi (1,824.05 km) |
| Karlovo to Carmaux | 1,138.55 mi (1,832.32 km) |
| Karlovo to Carpentras | 995.09 mi (1,601.44 km) |
