| Nieder-Olm to Corbetta | 308.67 mi (496.76 km) |
| Nieder-Olm to Corciano | 506.52 mi (815.16 km) |
| Nieder-Olm to Cordenons | 341.72 mi (549.95 km) |
| Nieder-Olm to Cori | 614.12 mi (988.32 km) |
| Nieder-Olm to Coriano | 459.76 mi (739.92 km) |
| Nieder-Olm to Corigliano Calabro | 819.61 mi (1,319.03 km) |
| Nieder-Olm to Corleone | 872.66 mi (1,404.40 km) |
| Nieder-Olm to Cormano | 304.44 mi (489.94 km) |
| Nieder-Olm to Cornaredo | 307.02 mi (494.10 km) |
| Nieder-Olm to Cornate d'Adda | 300.00 mi (482.81 km) |
| Nieder-Olm to Cornedo Vicentino | 330.52 mi (531.92 km) |
| Nieder-Olm to Correggio | 374.92 mi (603.38 km) |
| Nieder-Olm to Corridonia | 524.40 mi (843.94 km) |
| Nieder-Olm to Corsico | 312.10 mi (502.27 km) |
| Nieder-Olm to Cortona | 492.09 mi (791.95 km) |
