| Wiener Neustadt to Oria | 510.14 mi (820.99 km) |
| Wiener Neustadt to Oristano | 665.84 mi (1,071.57 km) |
| Wiener Neustadt to Orta Nova | 448.91 mi (722.45 km) |
| Wiener Neustadt to Orte | 415.12 mi (668.06 km) |
| Wiener Neustadt to Ortona | 388.31 mi (624.93 km) |
| Wiener Neustadt to Orvieto | 405.58 mi (652.72 km) |
| Wiener Neustadt to Orzinuovi | 343.03 mi (552.06 km) |
| Wiener Neustadt to Osimo | 327.82 mi (527.57 km) |
| Wiener Neustadt to Ospitaletto | 331.71 mi (533.83 km) |
| Wiener Neustadt to Ostuni | 493.82 mi (794.72 km) |
| Wiener Neustadt to Ottaviano | 489.22 mi (787.32 km) |
| Wiener Neustadt to Ovada | 424.31 mi (682.86 km) |
| Wiener Neustadt to Ozieri | 614.63 mi (989.16 km) |
| Wiener Neustadt to Paceco | 704.53 mi (1,133.84 km) |
| Wiener Neustadt to Pachino | 769.16 mi (1,237.85 km) |
