| Neuilly-sur-Marne to Oria | 936.47 mi (1,507.11 km) |
| Neuilly-sur-Marne to Oristano | 685.94 mi (1,103.92 km) |
| Neuilly-sur-Marne to Orta Nova | 824.07 mi (1,326.21 km) |
| Neuilly-sur-Marne to Orte | 647.74 mi (1,042.43 km) |
| Neuilly-sur-Marne to Ortona | 726.68 mi (1,169.48 km) |
| Neuilly-sur-Marne to Orvieto | 625.16 mi (1,006.10 km) |
| Neuilly-sur-Marne to Orzinuovi | 420.94 mi (677.44 km) |
| Neuilly-sur-Marne to Osimo | 640.42 mi (1,030.66 km) |
| Neuilly-sur-Marne to Ospitaletto | 420.04 mi (675.99 km) |
| Neuilly-sur-Marne to Ostuni | 923.61 mi (1,486.40 km) |
| Neuilly-sur-Marne to Ottaviano | 802.74 mi (1,291.88 km) |
| Neuilly-sur-Marne to Ovada | 409.78 mi (659.48 km) |
| Neuilly-sur-Marne to Ozieri | 652.74 mi (1,050.49 km) |
| Neuilly-sur-Marne to Paceco | 901.63 mi (1,451.03 km) |
| Neuilly-sur-Marne to Pachino | 1,049.81 mi (1,689.51 km) |
