| Neu Isenburg to Ciampino | 599.83 mi (965.33 km) |
| Neu Isenburg to Cicciano | 687.70 mi (1,106.75 km) |
| Neu Isenburg to Cingoli | 508.71 mi (818.69 km) |
| Neu Isenburg to Cinisello Balsamo | 311.84 mi (501.86 km) |
| Neu Isenburg to Cinisi | 849.19 mi (1,366.63 km) |
| Neu Isenburg to Cirie | 336.57 mi (541.66 km) |
| Neu Isenburg to Ciro Marina | 844.82 mi (1,359.61 km) |
| Neu Isenburg to Cislago | 304.26 mi (489.66 km) |
| Neu Isenburg to Cisterna di Latina | 617.10 mi (993.13 km) |
| Neu Isenburg to Cisternino | 769.51 mi (1,238.41 km) |
| Neu Isenburg to Citta di Castello | 485.05 mi (780.61 km) |
| Neu Isenburg to Citta Sant'Angelo | 579.44 mi (932.52 km) |
| Neu Isenburg to Cittadella | 335.87 mi (540.54 km) |
| Neu Isenburg to Cittanova | 886.21 mi (1,426.22 km) |
| Neu Isenburg to Cividale del Friuli | 349.47 mi (562.42 km) |
