| Olbia to Casamassima | 387.03 mi (622.86 km) |
| Olbia to Casandrino | 247.94 mi (399.03 km) |
| Olbia to Casapulla | 249.64 mi (401.76 km) |
| Olbia to Casarano | 459.59 mi (739.64 km) |
| Olbia to Casatenovo | 330.51 mi (531.91 km) |
| Olbia to Casciana Terme | 189.29 mi (304.64 km) |
| Olbia to Cascina | 198.54 mi (319.51 km) |
| Olbia to Caselle Torinese | 308.89 mi (497.11 km) |
| Olbia to Caserta | 252.25 mi (405.95 km) |
| Olbia to Casier | 356.01 mi (572.95 km) |
| Olbia to Casorate Primo | 304.98 mi (490.83 km) |
| Olbia to Casoria | 250.62 mi (403.33 km) |
| Olbia to Cassano al Ionio | 367.28 mi (591.08 km) |
| Olbia to Cassano d'Adda | 318.98 mi (513.34 km) |
| Olbia to Cassano delle Murge | 379.40 mi (610.58 km) |
