| Gassino Torinese to Novi di Modena | 151.12 mi (243.21 km) |
| Gassino Torinese to Novi Ligure | 53.42 mi (85.97 km) |
| Gassino Torinese to Nuoro | 341.05 mi (548.87 km) |
| Gassino Torinese to Occhiobello | 183.98 mi (296.08 km) |
| Gassino Torinese to Oderzo | 230.68 mi (371.24 km) |
| Gassino Torinese to Oggiono | 86.72 mi (139.56 km) |
| Gassino Torinese to Olbia | 302.95 mi (487.55 km) |
| Gassino Torinese to Oleggio | 51.07 mi (82.19 km) |
| Gassino Torinese to Olgiate Comasco | 71.54 mi (115.14 km) |
| Gassino Torinese to Olgiate Olona | 62.15 mi (100.01 km) |
| Gassino Torinese to Omegna | 59.05 mi (95.03 km) |
| Gassino Torinese to Opera | 69.97 mi (112.61 km) |
| Gassino Torinese to Oppeano | 163.90 mi (263.76 km) |
| Gassino Torinese to Orbassano | 16.31 mi (26.24 km) |
| Gassino Torinese to Orbetello | 251.03 mi (404.00 km) |
