| Geilenkirchen to Corbetta | 401.07 mi (645.46 km) |
| Geilenkirchen to Corciano | 613.52 mi (987.37 km) |
| Geilenkirchen to Cordenons | 457.18 mi (735.77 km) |
| Geilenkirchen to Cori | 720.29 mi (1,159.20 km) |
| Geilenkirchen to Coriano | 569.98 mi (917.30 km) |
| Geilenkirchen to Corigliano Calabro | 931.86 mi (1,499.69 km) |
| Geilenkirchen to Corleone | 974.06 mi (1,567.60 km) |
| Geilenkirchen to Cormano | 399.47 mi (642.88 km) |
| Geilenkirchen to Cornaredo | 400.64 mi (644.77 km) |
| Geilenkirchen to Cornate d'Adda | 398.06 mi (640.62 km) |
| Geilenkirchen to Cornedo Vicentino | 440.64 mi (709.14 km) |
| Geilenkirchen to Correggio | 479.27 mi (771.30 km) |
| Geilenkirchen to Corridonia | 635.82 mi (1,023.26 km) |
| Geilenkirchen to Corsico | 406.30 mi (653.87 km) |
| Geilenkirchen to Cortona | 598.22 mi (962.75 km) |
