| Martinengo to Novi di Modena | 72.32 mi (116.39 km) |
| Martinengo to Novi Ligure | 73.68 mi (118.58 km) |
| Martinengo to Nuoro | 363.66 mi (585.25 km) |
| Martinengo to Occhiobello | 98.97 mi (159.27 km) |
| Martinengo to Oderzo | 132.37 mi (213.03 km) |
| Martinengo to Oggiono | 24.95 mi (40.15 km) |
| Martinengo to Olbia | 321.82 mi (517.92 km) |
| Martinengo to Oleggio | 54.88 mi (88.32 km) |
| Martinengo to Olgiate Comasco | 41.36 mi (66.56 km) |
| Martinengo to Olgiate Olona | 42.96 mi (69.13 km) |
| Martinengo to Omegna | 68.98 mi (111.01 km) |
| Martinengo to Opera | 29.65 mi (47.71 km) |
| Martinengo to Oppeano | 71.14 mi (114.50 km) |
| Martinengo to Orbassano | 115.19 mi (185.38 km) |
| Martinengo to Orbetello | 227.93 mi (366.82 km) |
