| Avenel to Orbetello | 4,222.26 mi (6,795.07 km) |
| Avenel to Oria | 4,574.99 mi (7,362.73 km) |
| Avenel to Oristano | 4,192.37 mi (6,746.97 km) |
| Avenel to Orta Nova | 4,459.61 mi (7,177.05 km) |
| Avenel to Orte | 4,273.12 mi (6,876.93 km) |
| Avenel to Ortona | 4,364.96 mi (7,024.72 km) |
| Avenel to Orvieto | 4,251.98 mi (6,842.90 km) |
| Avenel to Orzinuovi | 4,067.15 mi (6,545.45 km) |
| Avenel to Osimo | 4,284.70 mi (6,895.55 km) |
| Avenel to Ospitaletto | 4,068.10 mi (6,546.97 km) |
| Avenel to Ostuni | 4,563.82 mi (7,344.76 km) |
| Avenel to Ottaviano | 4,423.33 mi (7,118.66 km) |
| Avenel to Ovada | 4,036.21 mi (6,495.65 km) |
| Avenel to Ozieri | 4,187.61 mi (6,739.30 km) |
| Avenel to Paceco | 4,443.10 mi (7,150.48 km) |
