| Bois-Guillaume to Novi di Modena | 556.97 mi (896.36 km) |
| Bois-Guillaume to Novi Ligure | 485.23 mi (780.90 km) |
| Bois-Guillaume to Nuoro | 748.40 mi (1,204.44 km) |
| Bois-Guillaume to Occhiobello | 582.30 mi (937.12 km) |
| Bois-Guillaume to Oderzo | 586.97 mi (944.63 km) |
| Bois-Guillaume to Oggiono | 459.79 mi (739.96 km) |
| Bois-Guillaume to Olbia | 717.19 mi (1,154.21 km) |
| Bois-Guillaume to Oleggio | 440.50 mi (708.92 km) |
| Bois-Guillaume to Olgiate Comasco | 445.07 mi (716.27 km) |
| Bois-Guillaume to Olgiate Olona | 448.35 mi (721.56 km) |
| Bois-Guillaume to Omegna | 419.86 mi (675.70 km) |
| Bois-Guillaume to Opera | 471.79 mi (759.27 km) |
| Bois-Guillaume to Oppeano | 551.28 mi (887.20 km) |
| Bois-Guillaume to Orbassano | 430.64 mi (693.04 km) |
| Bois-Guillaume to Orbetello | 685.18 mi (1,102.69 km) |
