| Kyustendil to Cosenza | 394.47 mi (634.83 km) |
| Kyustendil to Cossato | 755.95 mi (1,216.58 km) |
| Kyustendil to Costa Volpino | 670.28 mi (1,078.71 km) |
| Kyustendil to Creazzo | 600.38 mi (966.22 km) |
| Kyustendil to Crema | 681.23 mi (1,096.33 km) |
| Kyustendil to Cremona | 660.96 mi (1,063.72 km) |
| Kyustendil to Crevalcore | 601.39 mi (967.84 km) |
| Kyustendil to Crispiano | 305.23 mi (491.21 km) |
| Kyustendil to Crosia | 361.30 mi (581.46 km) |
| Kyustendil to Crotone | 365.86 mi (588.79 km) |
| Kyustendil to Cuneo | 773.09 mi (1,244.16 km) |
| Kyustendil to Cuorgne | 778.05 mi (1,252.16 km) |
| Kyustendil to Cusano Milanino | 707.77 mi (1,139.05 km) |
| Kyustendil to Cutro | 373.65 mi (601.34 km) |
| Kyustendil to Cutrofiano | 276.95 mi (445.70 km) |
