| Opwijk to Ciampino | 748.63 mi (1,204.80 km) |
| Opwijk to Cicciano | 849.39 mi (1,366.96 km) |
| Opwijk to Cingoli | 674.10 mi (1,084.86 km) |
| Opwijk to Cinisello Balsamo | 439.85 mi (707.87 km) |
| Opwijk to Cinisi | 985.63 mi (1,586.22 km) |
| Opwijk to Cirie | 426.11 mi (685.77 km) |
| Opwijk to Ciro Marina | 1,016.53 mi (1,635.95 km) |
| Opwijk to Cislago | 427.88 mi (688.61 km) |
| Opwijk to Cisterna di Latina | 767.00 mi (1,234.37 km) |
| Opwijk to Cisternino | 949.26 mi (1,527.69 km) |
| Opwijk to Citta di Castello | 641.11 mi (1,031.76 km) |
| Opwijk to Citta Sant'Angelo | 746.39 mi (1,201.20 km) |
| Opwijk to Cittadella | 506.37 mi (814.92 km) |
| Opwijk to Cittanova | 1,046.85 mi (1,684.75 km) |
| Opwijk to Cividale del Friuli | 539.85 mi (868.80 km) |
