| Gardanne to Novi di Modena | 286.54 mi (461.14 km) |
| Gardanne to Novi Ligure | 187.26 mi (301.37 km) |
| Gardanne to Nuoro | 293.86 mi (472.92 km) |
| Gardanne to Occhiobello | 318.89 mi (513.21 km) |
| Gardanne to Oderzo | 380.48 mi (612.33 km) |
| Gardanne to Oggiono | 249.29 mi (401.19 km) |
| Gardanne to Olbia | 270.51 mi (435.34 km) |
| Gardanne to Oleggio | 214.78 mi (345.66 km) |
| Gardanne to Olgiate Comasco | 235.21 mi (378.53 km) |
| Gardanne to Olgiate Olona | 225.35 mi (362.66 km) |
| Gardanne to Omegna | 220.80 mi (355.34 km) |
| Gardanne to Opera | 227.61 mi (366.29 km) |
| Gardanne to Oppeano | 309.23 mi (497.66 km) |
| Gardanne to Orbassano | 148.01 mi (238.19 km) |
| Gardanne to Orbetello | 298.43 mi (480.27 km) |
