| Octeville to Novi di Modena | 671.81 mi (1,081.17 km) |
| Octeville to Novi Ligure | 593.17 mi (954.62 km) |
| Octeville to Nuoro | 835.88 mi (1,345.21 km) |
| Octeville to Occhiobello | 698.66 mi (1,124.38 km) |
| Octeville to Oderzo | 707.59 mi (1,138.76 km) |
| Octeville to Oggiono | 575.23 mi (925.75 km) |
| Octeville to Olbia | 808.08 mi (1,300.48 km) |
| Octeville to Oleggio | 552.95 mi (889.88 km) |
| Octeville to Olgiate Comasco | 559.54 mi (900.49 km) |
| Octeville to Olgiate Olona | 561.75 mi (904.04 km) |
| Octeville to Omegna | 533.27 mi (858.22 km) |
| Octeville to Opera | 584.75 mi (941.06 km) |
| Octeville to Oppeano | 668.39 mi (1,075.67 km) |
| Octeville to Orbassano | 534.89 mi (860.83 km) |
| Octeville to Orbetello | 789.90 mi (1,271.22 km) |
