| Cities | Distance |
|---|---|
| Gien to Novi di Modena | 439.74 mi (707.70 km) |
| Gien to Novi Ligure | 357.51 mi (575.36 km) |
| Gien to Nuoro | 608.77 mi (979.71 km) |
| Gien to Occhiobello | 468.15 mi (753.42 km) |
| Gien to Oderzo | 485.28 mi (780.98 km) |
| Gien to Oggiono | 344.67 mi (554.69 km) |
| Gien to Olbia | 578.36 mi (930.78 km) |
| Gien to Oleggio | 319.60 mi (514.35 km) |
| Gien to Olgiate Comasco | 328.00 mi (527.87 km) |
| Gien to Olgiate Olona | 329.12 mi (529.67 km) |
| Gien to Omegna | 300.95 mi (484.33 km) |
| Gien to Opera | 351.57 mi (565.80 km) |
| Gien to Oppeano | 439.17 mi (706.78 km) |
| Gien to Orbassano | 298.96 mi (481.12 km) |
| Gien to Orbetello | 554.04 mi (891.64 km) |