| Hillegom to Cortona | 710.16 mi (1,142.89 km) |
| Hillegom to Cosenza | 1,055.66 mi (1,698.92 km) |
| Hillegom to Cossato | 491.60 mi (791.16 km) |
| Hillegom to Costa Volpino | 510.67 mi (821.85 km) |
| Hillegom to Creazzo | 561.31 mi (903.34 km) |
| Hillegom to Crema | 530.90 mi (854.40 km) |
| Hillegom to Cremona | 552.61 mi (889.34 km) |
| Hillegom to Crevalcore | 602.51 mi (969.64 km) |
| Hillegom to Crispiano | 1,004.08 mi (1,615.90 km) |
| Hillegom to Crosia | 1,052.74 mi (1,694.22 km) |
| Hillegom to Crotone | 1,091.02 mi (1,755.83 km) |
| Hillegom to Cuneo | 562.46 mi (905.20 km) |
| Hillegom to Cuorgne | 496.18 mi (798.52 km) |
| Hillegom to Cusano Milanino | 509.70 mi (820.29 km) |
| Hillegom to Cutro | 1,090.58 mi (1,755.12 km) |
