| Cities | Distance |
|---|---|
| Olbia to Noventa Vicentina | 318.63 mi (512.79 km) |
| Olbia to Novi di Modena | 283.75 mi (456.65 km) |
| Olbia to Novi Ligure | 267.94 mi (431.21 km) |
| Olbia to Nuoro | 42.37 mi (68.18 km) |
| Olbia to Occhiobello | 296.04 mi (476.44 km) |
| Olbia to Oderzo | 368.11 mi (592.42 km) |
| Olbia to Oggiono | 336.33 mi (541.28 km) |
| Olbia to Oleggio | 326.50 mi (525.46 km) |
| Olbia to Olgiate Comasco | 337.31 mi (542.85 km) |
| Olbia to Olgiate Olona | 327.36 mi (526.83 km) |
| Olbia to Omegna | 347.15 mi (558.69 km) |
| Olbia to Opera | 308.94 mi (497.19 km) |
| Olbia to Oppeano | 314.51 mi (506.16 km) |
| Olbia to Orbassano | 299.53 mi (482.05 km) |
| Olbia to Orbetello | 137.39 mi (221.11 km) |