| Barleben to Novi di Modena | 505.94 mi (814.23 km) |
| Barleben to Novi Ligure | 530.29 mi (853.41 km) |
| Barleben to Nuoro | 828.26 mi (1,332.96 km) |
| Barleben to Occhiobello | 502.89 mi (809.33 km) |
| Barleben to Oderzo | 445.22 mi (716.52 km) |
| Barleben to Oggiono | 455.21 mi (732.60 km) |
| Barleben to Olbia | 786.07 mi (1,265.06 km) |
| Barleben to Oleggio | 475.83 mi (765.77 km) |
| Barleben to Olgiate Comasco | 459.45 mi (739.42 km) |
| Barleben to Olgiate Olona | 470.49 mi (757.18 km) |
| Barleben to Omegna | 460.48 mi (741.07 km) |
| Barleben to Opera | 483.59 mi (778.26 km) |
| Barleben to Oppeano | 477.18 mi (767.95 km) |
| Barleben to Orbassano | 530.82 mi (854.28 km) |
| Barleben to Orbetello | 674.68 mi (1,085.79 km) |
