| Gardony to Novi di Modena | 402.24 mi (647.35 km) |
| Gardony to Novi Ligure | 500.43 mi (805.37 km) |
| Gardony to Nuoro | 662.65 mi (1,066.43 km) |
| Gardony to Occhiobello | 371.65 mi (598.11 km) |
| Gardony to Oderzo | 306.87 mi (493.87 km) |
| Gardony to Oggiono | 450.86 mi (725.59 km) |
| Gardony to Olbia | 626.02 mi (1,007.48 km) |
| Gardony to Oleggio | 487.61 mi (784.74 km) |
| Gardony to Olgiate Comasco | 468.64 mi (754.21 km) |
| Gardony to Olgiate Olona | 475.38 mi (765.04 km) |
| Gardony to Omegna | 493.00 mi (793.41 km) |
| Gardony to Opera | 465.28 mi (748.80 km) |
| Gardony to Oppeano | 378.06 mi (608.43 km) |
| Gardony to Orbassano | 551.06 mi (886.84 km) |
| Gardony to Orbetello | 488.97 mi (786.93 km) |
