| Monserrato to Novi di Modena | 400.10 mi (643.90 km) |
| Monserrato to Novi Ligure | 381.11 mi (613.33 km) |
| Monserrato to Nuoro | 74.34 mi (119.64 km) |
| Monserrato to Occhiobello | 411.17 mi (661.71 km) |
| Monserrato to Oderzo | 482.16 mi (775.97 km) |
| Monserrato to Oggiono | 451.52 mi (726.65 km) |
| Monserrato to Olbia | 116.63 mi (187.70 km) |
| Monserrato to Oleggio | 439.53 mi (707.36 km) |
| Monserrato to Olgiate Comasco | 451.50 mi (726.62 km) |
| Monserrato to Olgiate Olona | 441.25 mi (710.13 km) |
| Monserrato to Omegna | 459.51 mi (739.51 km) |
| Monserrato to Opera | 423.78 mi (682.01 km) |
| Monserrato to Oppeano | 430.70 mi (693.15 km) |
| Monserrato to Orbassano | 406.26 mi (653.82 km) |
| Monserrato to Orbetello | 245.30 mi (394.77 km) |
