| Cazzago San Martino to Novi di Modena | 63.83 mi (102.73 km) |
| Cazzago San Martino to Novi Ligure | 82.94 mi (133.48 km) |
| Cazzago San Martino to Nuoro | 365.45 mi (588.14 km) |
| Cazzago San Martino to Occhiobello | 88.34 mi (142.17 km) |
| Cazzago San Martino to Oderzo | 119.87 mi (192.92 km) |
| Cazzago San Martino to Oggiono | 35.47 mi (57.08 km) |
| Cazzago San Martino to Olbia | 323.40 mi (520.47 km) |
| Cazzago San Martino to Oleggio | 67.34 mi (108.37 km) |
| Cazzago San Martino to Olgiate Comasco | 52.99 mi (85.27 km) |
| Cazzago San Martino to Olgiate Olona | 55.34 mi (89.06 km) |
| Cazzago San Martino to Omegna | 80.72 mi (129.90 km) |
| Cazzago San Martino to Opera | 41.52 mi (66.83 km) |
| Cazzago San Martino to Oppeano | 59.39 mi (95.58 km) |
| Cazzago San Martino to Orbassano | 127.31 mi (204.88 km) |
| Cazzago San Martino to Orbetello | 224.97 mi (362.05 km) |
