| Magenta to Novi di Modena | 106.09 mi (170.74 km) |
| Magenta to Novi Ligure | 48.64 mi (78.29 km) |
| Magenta to Nuoro | 356.14 mi (573.15 km) |
| Magenta to Occhiobello | 136.85 mi (220.23 km) |
| Magenta to Oderzo | 176.13 mi (283.46 km) |
| Magenta to Oggiono | 31.96 mi (51.43 km) |
| Magenta to Olbia | 315.50 mi (507.74 km) |
| Magenta to Oleggio | 15.23 mi (24.50 km) |
| Magenta to Olgiate Comasco | 22.74 mi (36.59 km) |
| Magenta to Olgiate Olona | 11.96 mi (19.24 km) |
| Magenta to Omegna | 36.71 mi (59.08 km) |
| Magenta to Opera | 17.33 mi (27.89 km) |
| Magenta to Oppeano | 112.49 mi (181.03 km) |
| Magenta to Orbassano | 72.31 mi (116.37 km) |
| Magenta to Orbetello | 238.86 mi (384.41 km) |
