| Neath to Orbetello | 948.51 mi (1,526.49 km) |
| Neath to Oria | 1,276.78 mi (2,054.78 km) |
| Neath to Oristano | 1,005.33 mi (1,617.93 km) |
| Neath to Orta Nova | 1,164.90 mi (1,874.72 km) |
| Neath to Orte | 988.70 mi (1,591.15 km) |
| Neath to Ortona | 1,067.43 mi (1,717.87 km) |
| Neath to Orvieto | 966.15 mi (1,554.87 km) |
| Neath to Orzinuovi | 761.27 mi (1,225.15 km) |
| Neath to Osimo | 980.44 mi (1,577.86 km) |
| Neath to Ospitaletto | 759.76 mi (1,222.72 km) |
| Neath to Ostuni | 1,263.68 mi (2,033.70 km) |
| Neath to Ottaviano | 1,143.72 mi (1,840.63 km) |
| Neath to Ovada | 749.91 mi (1,206.86 km) |
| Neath to Ozieri | 977.90 mi (1,573.78 km) |
| Neath to Paceco | 1,233.49 mi (1,985.11 km) |
