| Grootegast to Cortona | 734.73 mi (1,182.43 km) |
| Grootegast to Cosenza | 1,070.60 mi (1,722.97 km) |
| Grootegast to Cossato | 535.26 mi (861.41 km) |
| Grootegast to Costa Volpino | 538.06 mi (865.93 km) |
| Grootegast to Creazzo | 579.75 mi (933.02 km) |
| Grootegast to Crema | 563.44 mi (906.77 km) |
| Grootegast to Cremona | 583.42 mi (938.92 km) |
| Grootegast to Crevalcore | 627.04 mi (1,009.13 km) |
| Grootegast to Crispiano | 1,010.86 mi (1,626.82 km) |
| Grootegast to Crosia | 1,064.71 mi (1,713.48 km) |
| Grootegast to Crotone | 1,102.84 mi (1,774.85 km) |
| Grootegast to Cuneo | 613.02 mi (986.56 km) |
| Grootegast to Cuorgne | 544.26 mi (875.90 km) |
| Grootegast to Cusano Milanino | 545.42 mi (877.77 km) |
| Grootegast to Cutro | 1,103.10 mi (1,775.27 km) |
