| Nixa to Orbetello | 5,181.38 mi (8,338.62 km) |
| Nixa to Oria | 5,524.22 mi (8,890.37 km) |
| Nixa to Oristano | 5,175.66 mi (8,329.43 km) |
| Nixa to Orta Nova | 5,410.52 mi (8,707.40 km) |
| Nixa to Orte | 5,228.16 mi (8,413.92 km) |
| Nixa to Ortona | 5,313.72 mi (8,551.61 km) |
| Nixa to Orvieto | 5,206.19 mi (8,378.55 km) |
| Nixa to Orzinuovi | 5,009.27 mi (8,061.64 km) |
| Nixa to Osimo | 5,228.79 mi (8,414.92 km) |
| Nixa to Ospitaletto | 5,008.57 mi (8,060.51 km) |
| Nixa to Ostuni | 5,511.71 mi (8,870.24 km) |
| Nixa to Ottaviano | 5,381.82 mi (8,661.21 km) |
| Nixa to Ovada | 4,988.17 mi (8,027.68 km) |
| Nixa to Ozieri | 5,165.61 mi (8,313.25 km) |
| Nixa to Paceco | 5,425.36 mi (8,731.27 km) |
