| Gross-Umstadt to Ciampino | 584.45 mi (940.58 km) |
| Gross-Umstadt to Cicciano | 671.76 mi (1,081.10 km) |
| Gross-Umstadt to Cingoli | 492.77 mi (793.03 km) |
| Gross-Umstadt to Cinisello Balsamo | 298.55 mi (480.46 km) |
| Gross-Umstadt to Cinisi | 834.14 mi (1,342.41 km) |
| Gross-Umstadt to Cirie | 325.97 mi (524.59 km) |
| Gross-Umstadt to Ciro Marina | 828.58 mi (1,333.47 km) |
| Gross-Umstadt to Cislago | 291.35 mi (468.88 km) |
| Gross-Umstadt to Cisterna di Latina | 601.66 mi (968.28 km) |
| Gross-Umstadt to Cisternino | 753.16 mi (1,212.10 km) |
| Gross-Umstadt to Citta di Castello | 469.50 mi (755.58 km) |
| Gross-Umstadt to Citta Sant'Angelo | 563.40 mi (906.70 km) |
| Gross-Umstadt to Cittadella | 319.95 mi (514.91 km) |
| Gross-Umstadt to Cittanova | 870.23 mi (1,400.50 km) |
| Gross-Umstadt to Cividale del Friuli | 333.10 mi (536.08 km) |
