| Opwijk to Busto Garolfo | 432.22 mi (695.59 km) |
| Opwijk to Cabras | 790.59 mi (1,272.33 km) |
| Opwijk to Cadelbosco di Sopra | 521.07 mi (838.58 km) |
| Opwijk to Cadoneghe | 521.59 mi (839.42 km) |
| Opwijk to Cagli | 647.37 mi (1,041.84 km) |
| Opwijk to Cagliari | 845.45 mi (1,360.62 km) |
| Opwijk to Cairo Montenotte | 491.67 mi (791.27 km) |
| Opwijk to Caivano | 843.95 mi (1,358.21 km) |
| Opwijk to Calcinaia | 586.02 mi (943.11 km) |
| Opwijk to Calcinato | 476.26 mi (766.47 km) |
| Opwijk to Calderara di Reno | 550.60 mi (886.10 km) |
| Opwijk to Caldogno | 500.01 mi (804.69 km) |
| Opwijk to Calenzano | 588.69 mi (947.41 km) |
| Opwijk to Calolziocorte | 430.42 mi (692.70 km) |
| Opwijk to Caltagirone | 1,075.79 mi (1,731.32 km) |
