| Gelsenkirchen to Ciampino | 719.73 mi (1,158.29 km) |
| Gelsenkirchen to Cicciano | 809.88 mi (1,303.37 km) |
| Gelsenkirchen to Cingoli | 630.97 mi (1,015.45 km) |
| Gelsenkirchen to Cinisello Balsamo | 423.43 mi (681.45 km) |
| Gelsenkirchen to Cinisi | 967.28 mi (1,556.68 km) |
| Gelsenkirchen to Cirie | 434.61 mi (699.43 km) |
| Gelsenkirchen to Ciro Marina | 967.88 mi (1,557.65 km) |
| Gelsenkirchen to Cislago | 414.19 mi (666.58 km) |
| Gelsenkirchen to Cisterna di Latina | 737.28 mi (1,186.53 km) |
| Gelsenkirchen to Cisternino | 892.50 mi (1,436.34 km) |
| Gelsenkirchen to Citta di Castello | 605.83 mi (975.00 km) |
| Gelsenkirchen to Citta Sant'Angelo | 702.01 mi (1,129.77 km) |
| Gelsenkirchen to Cittadella | 458.17 mi (737.36 km) |
| Gelsenkirchen to Cittanova | 1,008.51 mi (1,623.04 km) |
| Gelsenkirchen to Cividale del Friuli | 471.98 mi (759.58 km) |
