| Barbadanes to Orbetello | 973.94 mi (1,567.40 km) |
| Barbadanes to Oria | 1,324.49 mi (2,131.56 km) |
| Barbadanes to Oristano | 873.27 mi (1,405.39 km) |
| Barbadanes to Orta Nova | 1,214.14 mi (1,953.96 km) |
| Barbadanes to Orte | 1,033.28 mi (1,662.90 km) |
| Barbadanes to Ortona | 1,136.20 mi (1,828.54 km) |
| Barbadanes to Orvieto | 1,017.54 mi (1,637.57 km) |
| Barbadanes to Orzinuovi | 912.25 mi (1,468.13 km) |
| Barbadanes to Osimo | 1,082.85 mi (1,742.67 km) |
| Barbadanes to Ospitaletto | 920.38 mi (1,481.20 km) |
| Barbadanes to Ostuni | 1,318.18 mi (2,121.41 km) |
| Barbadanes to Ottaviano | 1,157.95 mi (1,863.54 km) |
| Barbadanes to Ovada | 844.05 mi (1,358.36 km) |
| Barbadanes to Ozieri | 882.30 mi (1,419.93 km) |
| Barbadanes to Paceco | 1,117.80 mi (1,798.93 km) |
