| Ronda to Orbetello | 954.79 mi (1,536.59 km) |
| Ronda to Oria | 1,254.13 mi (2,018.33 km) |
| Ronda to Oristano | 776.23 mi (1,249.23 km) |
| Ronda to Orta Nova | 1,161.26 mi (1,868.87 km) |
| Ronda to Orte | 1,012.13 mi (1,628.87 km) |
| Ronda to Ortona | 1,109.09 mi (1,784.91 km) |
| Ronda to Orvieto | 1,004.23 mi (1,616.16 km) |
| Ronda to Orzinuovi | 985.58 mi (1,586.14 km) |
| Ronda to Osimo | 1,086.84 mi (1,749.10 km) |
| Ronda to Ospitaletto | 997.04 mi (1,604.58 km) |
| Ronda to Ostuni | 1,252.91 mi (2,016.37 km) |
| Ronda to Ottaviano | 1,092.65 mi (1,758.45 km) |
| Ronda to Ovada | 904.38 mi (1,455.46 km) |
| Ronda to Ozieri | 808.18 mi (1,300.65 km) |
| Ronda to Paceco | 975.17 mi (1,569.39 km) |
