| Opava to Busto Garolfo | 516.69 mi (831.53 km) |
| Opava to Cabras | 827.99 mi (1,332.52 km) |
| Opava to Cadelbosco di Sopra | 494.10 mi (795.17 km) |
| Opava to Cadoneghe | 416.00 mi (669.48 km) |
| Opava to Cagli | 506.36 mi (814.90 km) |
| Opava to Cagliari | 855.89 mi (1,377.42 km) |
| Opava to Cairo Montenotte | 591.93 mi (952.62 km) |
| Opava to Caivano | 644.93 mi (1,037.91 km) |
| Opava to Calcinaia | 552.20 mi (888.68 km) |
| Opava to Calcinato | 465.56 mi (749.24 km) |
| Opava to Calderara di Reno | 484.01 mi (778.94 km) |
| Opava to Caldogno | 422.14 mi (679.37 km) |
| Opava to Calenzano | 525.99 mi (846.49 km) |
| Opava to Calolziocorte | 485.22 mi (780.89 km) |
| Opava to Caltagirone | 893.55 mi (1,438.02 km) |
