| Gummersbach to Corbetta | 389.58 mi (626.97 km) |
| Gummersbach to Corciano | 588.91 mi (947.76 km) |
| Gummersbach to Cordenons | 420.44 mi (676.63 km) |
| Gummersbach to Cori | 696.56 mi (1,121.01 km) |
| Gummersbach to Coriano | 541.53 mi (871.51 km) |
| Gummersbach to Corigliano Calabro | 900.21 mi (1,448.75 km) |
| Gummersbach to Corleone | 955.26 mi (1,537.34 km) |
| Gummersbach to Cormano | 385.91 mi (621.06 km) |
| Gummersbach to Cornaredo | 388.20 mi (624.74 km) |
| Gummersbach to Cornate d'Adda | 382.01 mi (614.79 km) |
| Gummersbach to Cornedo Vicentino | 412.50 mi (663.86 km) |
| Gummersbach to Correggio | 457.53 mi (736.32 km) |
| Gummersbach to Corridonia | 605.65 mi (974.70 km) |
| Gummersbach to Corsico | 393.42 mi (633.15 km) |
| Gummersbach to Cortona | 574.59 mi (924.71 km) |
