| Nieder-Olm to Ciampino | 598.59 mi (963.34 km) |
| Nieder-Olm to Cicciano | 689.24 mi (1,109.22 km) |
| Nieder-Olm to Cingoli | 510.47 mi (821.52 km) |
| Nieder-Olm to Cinisello Balsamo | 304.79 mi (490.50 km) |
| Nieder-Olm to Cinisi | 846.47 mi (1,362.26 km) |
| Nieder-Olm to Cirie | 324.09 mi (521.57 km) |
| Nieder-Olm to Ciro Marina | 848.78 mi (1,365.98 km) |
| Nieder-Olm to Cislago | 296.35 mi (476.92 km) |
| Nieder-Olm to Cisterna di Latina | 616.13 mi (991.57 km) |
| Nieder-Olm to Cisternino | 775.24 mi (1,247.62 km) |
| Nieder-Olm to Citta di Castello | 484.73 mi (780.10 km) |
| Nieder-Olm to Citta Sant'Angelo | 581.79 mi (936.30 km) |
| Nieder-Olm to Cittadella | 337.84 mi (543.71 km) |
| Nieder-Olm to Cittanova | 887.92 mi (1,428.97 km) |
| Nieder-Olm to Cividale del Friuli | 357.18 mi (574.83 km) |
