| Prosper to Orbetello | 5,506.21 mi (8,861.39 km) |
| Prosper to Oria | 5,850.37 mi (9,415.26 km) |
| Prosper to Oristano | 5,496.83 mi (8,846.29 km) |
| Prosper to Orta Nova | 5,736.44 mi (9,231.90 km) |
| Prosper to Orte | 5,553.51 mi (8,937.51 km) |
| Prosper to Ortona | 5,639.78 mi (9,076.36 km) |
| Prosper to Orvieto | 5,531.61 mi (8,902.27 km) |
| Prosper to Orzinuovi | 5,335.75 mi (8,587.06 km) |
| Prosper to Osimo | 5,555.24 mi (8,940.29 km) |
| Prosper to Ospitaletto | 5,335.19 mi (8,586.16 km) |
| Prosper to Ostuni | 5,837.98 mi (9,395.33 km) |
| Prosper to Ottaviano | 5,706.88 mi (9,184.33 km) |
| Prosper to Ovada | 5,313.68 mi (8,551.54 km) |
| Prosper to Ozieri | 5,487.72 mi (8,831.62 km) |
| Prosper to Paceco | 5,746.91 mi (9,248.76 km) |
