| Highgate to Cortona | 804.38 mi (1,294.52 km) |
| Highgate to Cosenza | 1,156.99 mi (1,862.00 km) |
| Highgate to Cossato | 561.92 mi (904.33 km) |
| Highgate to Costa Volpino | 611.83 mi (984.65 km) |
| Highgate to Creazzo | 674.59 mi (1,085.65 km) |
| Highgate to Crema | 620.70 mi (998.92 km) |
| Highgate to Cremona | 644.10 mi (1,036.58 km) |
| Highgate to Crevalcore | 702.47 mi (1,130.51 km) |
| Highgate to Crispiano | 1,120.91 mi (1,803.93 km) |
| Highgate to Crosia | 1,159.53 mi (1,866.08 km) |
| Highgate to Crotone | 1,197.31 mi (1,926.89 km) |
| Highgate to Cuneo | 610.29 mi (982.17 km) |
| Highgate to Cuorgne | 556.04 mi (894.85 km) |
| Highgate to Cusano Milanino | 594.99 mi (957.54 km) |
| Highgate to Cutro | 1,195.61 mi (1,924.15 km) |
