| Phelan to Orbetello | 6,215.32 mi (10,002.59 km) |
| Phelan to Oria | 6,525.02 mi (10,501.00 km) |
| Phelan to Oristano | 6,258.33 mi (10,071.82 km) |
| Phelan to Orta Nova | 6,419.32 mi (10,330.90 km) |
| Phelan to Orte | 6,252.38 mi (10,062.23 km) |
| Phelan to Ortona | 6,322.38 mi (10,174.88 km) |
| Phelan to Orvieto | 6,229.70 mi (10,025.73 km) |
| Phelan to Orzinuovi | 6,018.42 mi (9,685.71 km) |
| Phelan to Osimo | 6,232.15 mi (10,029.68 km) |
| Phelan to Ospitaletto | 6,014.75 mi (9,679.81 km) |
| Phelan to Ostuni | 6,510.39 mi (10,477.47 km) |
| Phelan to Ottaviano | 6,406.67 mi (10,310.53 km) |
| Phelan to Ovada | 6,016.31 mi (9,682.31 km) |
| Phelan to Ozieri | 6,237.70 mi (10,038.61 km) |
| Phelan to Paceco | 6,497.46 mi (10,456.65 km) |
