| Garbagnate Milanese to Novi di Modena | 100.34 mi (161.49 km) |
| Garbagnate Milanese to Novi Ligure | 58.32 mi (93.86 km) |
| Garbagnate Milanese to Nuoro | 363.68 mi (585.29 km) |
| Garbagnate Milanese to Occhiobello | 129.75 mi (208.82 km) |
| Garbagnate Milanese to Oderzo | 165.27 mi (265.98 km) |
| Garbagnate Milanese to Oggiono | 19.26 mi (31.00 km) |
| Garbagnate Milanese to Olbia | 322.69 mi (519.32 km) |
| Garbagnate Milanese to Oleggio | 21.72 mi (34.96 km) |
| Garbagnate Milanese to Olgiate Comasco | 15.29 mi (24.60 km) |
| Garbagnate Milanese to Olgiate Olona | 10.33 mi (16.63 km) |
| Garbagnate Milanese to Omegna | 38.61 mi (62.14 km) |
| Garbagnate Milanese to Opera | 14.91 mi (23.99 km) |
| Garbagnate Milanese to Oppeano | 103.68 mi (166.86 km) |
| Garbagnate Milanese to Orbassano | 84.77 mi (136.42 km) |
| Garbagnate Milanese to Orbetello | 241.26 mi (388.26 km) |
