| Neunkirchen to Octeville | 395.65 mi (636.73 km) |
| Neunkirchen to Oignies | 201.11 mi (323.65 km) |
| Neunkirchen to Oissel | 273.40 mi (439.99 km) |
| Neunkirchen to Olivet | 261.51 mi (420.86 km) |
| Neunkirchen to Ollioules | 433.70 mi (697.97 km) |
| Neunkirchen to Olonne-sur-Mer | 456.77 mi (735.10 km) |
| Neunkirchen to Oloron-Sainte-Marie | 563.96 mi (907.61 km) |
| Neunkirchen to Onet Village | 406.38 mi (654.00 km) |
| Neunkirchen to Onnaing | 174.33 mi (280.55 km) |
| Neunkirchen to Orange | 376.94 mi (606.62 km) |
| Neunkirchen to Orchies | 191.01 mi (307.40 km) |
| Neunkirchen to Orleans | 260.03 mi (418.49 km) |
| Neunkirchen to Orly | 220.17 mi (354.33 km) |
| Neunkirchen to Ormesson-sur-Marne | 213.08 mi (342.91 km) |
| Neunkirchen to Orsay | 230.00 mi (370.15 km) |
