| Saint-Gilles to Novi di Modena | 330.75 mi (532.29 km) |
| Saint-Gilles to Novi Ligure | 228.17 mi (367.20 km) |
| Saint-Gilles to Nuoro | 342.37 mi (550.98 km) |
| Saint-Gilles to Occhiobello | 363.73 mi (585.37 km) |
| Saint-Gilles to Oderzo | 421.32 mi (678.05 km) |
| Saint-Gilles to Oggiono | 281.81 mi (453.53 km) |
| Saint-Gilles to Olbia | 321.62 mi (517.59 km) |
| Saint-Gilles to Oleggio | 245.55 mi (395.17 km) |
| Saint-Gilles to Olgiate Comasco | 265.88 mi (427.90 km) |
| Saint-Gilles to Olgiate Olona | 257.11 mi (413.79 km) |
| Saint-Gilles to Omegna | 247.20 mi (397.83 km) |
| Saint-Gilles to Opera | 263.47 mi (424.01 km) |
| Saint-Gilles to Oppeano | 351.05 mi (564.97 km) |
| Saint-Gilles to Orbassano | 178.84 mi (287.82 km) |
| Saint-Gilles to Orbetello | 352.77 mi (567.72 km) |
