| Grevenmacher to Cortona | 514.92 mi (828.68 km) |
| Grevenmacher to Cosenza | 863.34 mi (1,389.41 km) |
| Grevenmacher to Cossato | 295.35 mi (475.33 km) |
| Grevenmacher to Costa Volpino | 315.55 mi (507.82 km) |
| Grevenmacher to Creazzo | 370.32 mi (595.98 km) |
| Grevenmacher to Crema | 334.16 mi (537.78 km) |
| Grevenmacher to Cremona | 356.16 mi (573.18 km) |
| Grevenmacher to Crevalcore | 407.84 mi (656.36 km) |
| Grevenmacher to Crispiano | 817.01 mi (1,314.86 km) |
| Grevenmacher to Crosia | 862.06 mi (1,387.36 km) |
| Grevenmacher to Crotone | 900.29 mi (1,448.88 km) |
| Grevenmacher to Cuneo | 369.70 mi (594.97 km) |
| Grevenmacher to Cuorgne | 301.77 mi (485.65 km) |
| Grevenmacher to Cusano Milanino | 312.61 mi (503.09 km) |
| Grevenmacher to Cutro | 899.45 mi (1,447.52 km) |
