| Cities | Distance |
|---|---|
| Gallarate to Oria | 570.76 mi (918.55 km) |
| Gallarate to Oristano | 398.04 mi (640.59 km) |
| Gallarate to Orta Nova | 457.91 mi (736.94 km) |
| Gallarate to Orte | 284.33 mi (457.58 km) |
| Gallarate to Ortona | 360.60 mi (580.33 km) |
| Gallarate to Orvieto | 261.64 mi (421.07 km) |
| Gallarate to Orzinuovi | 58.22 mi (93.70 km) |
| Gallarate to Osimo | 275.70 mi (443.69 km) |
| Gallarate to Ospitaletto | 62.42 mi (100.45 km) |
| Gallarate to Ostuni | 558.19 mi (898.32 km) |
| Gallarate to Ottaviano | 438.56 mi (705.79 km) |
| Gallarate to Ovada | 71.22 mi (114.62 km) |
| Gallarate to Ozieri | 351.16 mi (565.13 km) |
| Gallarate to Paceco | 564.75 mi (908.88 km) |
| Gallarate to Pachino | 699.33 mi (1,125.47 km) |