| Dunblane to Orbetello | 1,164.66 mi (1,874.34 km) |
| Dunblane to Oria | 1,456.82 mi (2,344.53 km) |
| Dunblane to Oristano | 1,260.97 mi (2,029.33 km) |
| Dunblane to Orta Nova | 1,352.79 mi (2,177.11 km) |
| Dunblane to Orte | 1,194.25 mi (1,921.95 km) |
| Dunblane to Ortona | 1,256.64 mi (2,022.36 km) |
| Dunblane to Orvieto | 1,171.70 mi (1,885.67 km) |
| Dunblane to Orzinuovi | 957.44 mi (1,540.84 km) |
| Dunblane to Osimo | 1,165.85 mi (1,876.25 km) |
| Dunblane to Ospitaletto | 952.38 mi (1,532.70 km) |
| Dunblane to Ostuni | 1,442.10 mi (2,320.83 km) |
| Dunblane to Ottaviano | 1,345.73 mi (2,165.74 km) |
| Dunblane to Ovada | 968.68 mi (1,558.95 km) |
| Dunblane to Ozieri | 1,226.56 mi (1,973.96 km) |
| Dunblane to Paceco | 1,469.76 mi (2,365.36 km) |
