| Ratingen to Ciampino | 710.43 mi (1,143.33 km) |
| Ratingen to Cicciano | 802.13 mi (1,290.90 km) |
| Ratingen to Cingoli | 623.41 mi (1,003.29 km) |
| Ratingen to Cinisello Balsamo | 411.78 mi (662.70 km) |
| Ratingen to Cinisi | 957.00 mi (1,540.14 km) |
| Ratingen to Cirie | 420.44 mi (676.64 km) |
| Ratingen to Ciro Marina | 961.61 mi (1,547.56 km) |
| Ratingen to Cislago | 402.19 mi (647.26 km) |
| Ratingen to Cisterna di Latina | 728.12 mi (1,171.79 km) |
| Ratingen to Cisternino | 887.37 mi (1,428.08 km) |
| Ratingen to Citta di Castello | 597.14 mi (961.00 km) |
| Ratingen to Citta Sant'Angelo | 694.77 mi (1,118.13 km) |
| Ratingen to Cittadella | 450.82 mi (725.53 km) |
| Ratingen to Cittanova | 1,000.82 mi (1,610.67 km) |
| Ratingen to Cividale del Friuli | 467.82 mi (752.88 km) |
