| Opwijk to Civita Castellana | 714.03 mi (1,149.12 km) |
| Opwijk to Civitanova Marche | 693.18 mi (1,115.57 km) |
| Opwijk to Civitavecchia | 710.74 mi (1,143.82 km) |
| Opwijk to Civitella in Val di Chiana | 629.54 mi (1,013.15 km) |
| Opwijk to Clusone | 439.34 mi (707.05 km) |
| Opwijk to Coccaglio | 458.41 mi (737.74 km) |
| Opwijk to Codigoro | 560.28 mi (901.68 km) |
| Opwijk to Codogno | 475.06 mi (764.54 km) |
| Opwijk to Codroipo | 530.34 mi (853.51 km) |
| Opwijk to Cogoleto | 499.39 mi (803.70 km) |
| Opwijk to Colle di Val d'Elsa | 615.69 mi (990.86 km) |
| Opwijk to Colle Salvetti | 587.94 mi (946.20 km) |
| Opwijk to Collecchio | 512.19 mi (824.28 km) |
| Opwijk to Colleferro | 763.31 mi (1,228.43 km) |
| Opwijk to Collegno | 435.88 mi (701.49 km) |
