| Grimes to Cortona | 4,979.29 mi (8,013.40 km) |
| Grimes to Cosenza | 5,327.87 mi (8,574.38 km) |
| Grimes to Cossato | 4,733.14 mi (7,617.25 km) |
| Grimes to Costa Volpino | 4,794.47 mi (7,715.95 km) |
| Grimes to Creazzo | 4,859.01 mi (7,819.83 km) |
| Grimes to Crema | 4,799.13 mi (7,723.46 km) |
| Grimes to Cremona | 4,822.52 mi (7,761.10 km) |
| Grimes to Crevalcore | 4,882.93 mi (7,858.31 km) |
| Grimes to Crispiano | 5,302.75 mi (8,533.95 km) |
| Grimes to Crosia | 5,334.87 mi (8,585.64 km) |
| Grimes to Crotone | 5,371.58 mi (8,644.73 km) |
| Grimes to Cuneo | 4,760.11 mi (7,660.66 km) |
| Grimes to Cuorgne | 4,720.99 mi (7,597.71 km) |
| Grimes to Cusano Milanino | 4,772.33 mi (7,680.32 km) |
| Grimes to Cutro | 5,368.88 mi (8,640.38 km) |
