| Altinova to Orbetello | 951.67 mi (1,531.56 km) |
| Altinova to Oria | 622.82 mi (1,002.33 km) |
| Altinova to Oristano | 1,101.10 mi (1,772.05 km) |
| Altinova to Orta Nova | 720.02 mi (1,158.76 km) |
| Altinova to Orte | 891.90 mi (1,435.37 km) |
| Altinova to Ortona | 788.91 mi (1,269.63 km) |
| Altinova to Orvieto | 906.70 mi (1,459.19 km) |
| Altinova to Orzinuovi | 1,037.46 mi (1,669.63 km) |
| Altinova to Osimo | 842.60 mi (1,356.04 km) |
| Altinova to Ospitaletto | 1,032.99 mi (1,662.43 km) |
| Altinova to Ostuni | 624.20 mi (1,004.55 km) |
| Altinova to Ottaviano | 785.74 mi (1,264.52 km) |
| Altinova to Ovada | 1,091.10 mi (1,755.96 km) |
| Altinova to Ozieri | 1,072.78 mi (1,726.47 km) |
| Altinova to Paceco | 923.99 mi (1,487.02 km) |
