| Huntington Station to Orbetello | 4,174.33 mi (6,717.94 km) |
| Huntington Station to Oria | 4,527.23 mi (7,285.87 km) |
| Huntington Station to Oristano | 4,143.95 mi (6,669.04 km) |
| Huntington Station to Orta Nova | 4,411.83 mi (7,100.16 km) |
| Huntington Station to Orte | 4,225.28 mi (6,799.93 km) |
| Huntington Station to Ortona | 4,317.25 mi (6,947.94 km) |
| Huntington Station to Orvieto | 4,204.16 mi (6,765.94 km) |
| Huntington Station to Orzinuovi | 4,019.67 mi (6,469.03 km) |
| Huntington Station to Osimo | 4,237.12 mi (6,818.98 km) |
| Huntington Station to Ospitaletto | 4,020.66 mi (6,470.62 km) |
| Huntington Station to Ostuni | 4,516.09 mi (7,267.95 km) |
| Huntington Station to Ottaviano | 4,375.38 mi (7,041.50 km) |
| Huntington Station to Ovada | 3,988.48 mi (6,418.84 km) |
| Huntington Station to Ozieri | 4,139.28 mi (6,661.53 km) |
| Huntington Station to Paceco | 4,394.67 mi (7,072.55 km) |
