| Calw to Ciampino | 513.39 mi (826.22 km) |
| Calw to Cicciano | 605.76 mi (974.88 km) |
| Calw to Cingoli | 427.46 mi (687.93 km) |
| Calw to Cinisello Balsamo | 219.97 mi (354.01 km) |
| Calw to Cinisi | 760.80 mi (1,224.39 km) |
| Calw to Cirie | 246.39 mi (396.53 km) |
| Calw to Ciro Marina | 767.66 mi (1,235.43 km) |
| Calw to Cislago | 212.17 mi (341.46 km) |
| Calw to Cisterna di Latina | 531.04 mi (854.63 km) |
| Calw to Cisternino | 696.65 mi (1,121.15 km) |
| Calw to Citta di Castello | 400.11 mi (643.91 km) |
| Calw to Citta Sant'Angelo | 499.24 mi (803.44 km) |
| Calw to Cittadella | 255.71 mi (411.52 km) |
| Calw to Cittanova | 804.44 mi (1,294.62 km) |
| Calw to Cividale del Friuli | 284.49 mi (457.84 km) |
