| Seneffe to Novi di Modena | 497.03 mi (799.89 km) |
| Seneffe to Novi Ligure | 451.16 mi (726.08 km) |
| Seneffe to Nuoro | 747.25 mi (1,202.58 km) |
| Seneffe to Occhiobello | 515.67 mi (829.89 km) |
| Seneffe to Oderzo | 501.63 mi (807.30 km) |
| Seneffe to Oggiono | 403.48 mi (649.33 km) |
| Seneffe to Olbia | 710.61 mi (1,143.61 km) |
| Seneffe to Oleggio | 396.25 mi (637.70 km) |
| Seneffe to Olgiate Comasco | 393.48 mi (633.25 km) |
| Seneffe to Olgiate Olona | 400.27 mi (644.17 km) |
| Seneffe to Omegna | 374.15 mi (602.14 km) |
| Seneffe to Opera | 423.37 mi (681.35 km) |
| Seneffe to Oppeano | 483.14 mi (777.53 km) |
| Seneffe to Orbassano | 411.08 mi (661.57 km) |
| Seneffe to Orbetello | 649.30 mi (1,044.95 km) |
