| Olbia to Corato | 359.89 mi (579.18 km) |
| Olbia to Corbetta | 315.74 mi (508.14 km) |
| Olbia to Corciano | 209.41 mi (337.01 km) |
| Olbia to Cordenons | 385.03 mi (619.64 km) |
| Olbia to Cori | 184.18 mi (296.41 km) |
| Olbia to Coriano | 263.38 mi (423.87 km) |
| Olbia to Corigliano Calabro | 380.88 mi (612.96 km) |
| Olbia to Corleone | 295.03 mi (474.80 km) |
| Olbia to Cormano | 320.57 mi (515.91 km) |
| Olbia to Cornaredo | 317.54 mi (511.04 km) |
| Olbia to Cornate d'Adda | 327.04 mi (526.33 km) |
| Olbia to Cornedo Vicentino | 337.79 mi (543.62 km) |
| Olbia to Correggio | 274.06 mi (441.05 km) |
| Olbia to Corridonia | 261.51 mi (420.86 km) |
| Olbia to Corsico | 312.66 mi (503.18 km) |
