| Ansiao to Orbetello | 1,034.01 mi (1,664.07 km) |
| Ansiao to Oria | 1,371.02 mi (2,206.45 km) |
| Ansiao to Oristano | 900.90 mi (1,449.86 km) |
| Ansiao to Orta Nova | 1,265.86 mi (2,037.20 km) |
| Ansiao to Orte | 1,093.84 mi (1,760.37 km) |
| Ansiao to Ortona | 1,196.39 mi (1,925.40 km) |
| Ansiao to Orvieto | 1,080.70 mi (1,739.21 km) |
| Ansiao to Orzinuovi | 1,004.33 mi (1,616.31 km) |
| Ansiao to Osimo | 1,153.56 mi (1,856.48 km) |
| Ansiao to Ospitaletto | 1,013.78 mi (1,631.52 km) |
| Ansiao to Ostuni | 1,366.59 mi (2,199.31 km) |
| Ansiao to Ottaviano | 1,204.08 mi (1,937.79 km) |
| Ansiao to Ovada | 929.93 mi (1,496.58 km) |
| Ansiao to Ozieri | 919.15 mi (1,479.23 km) |
| Ansiao to Paceco | 1,132.74 mi (1,822.97 km) |
