| Wetzlar to Novi di Modena | 407.50 mi (655.81 km) |
| Wetzlar to Novi Ligure | 401.48 mi (646.12 km) |
| Wetzlar to Nuoro | 709.34 mi (1,141.58 km) |
| Wetzlar to Occhiobello | 415.38 mi (668.50 km) |
| Wetzlar to Oderzo | 378.27 mi (608.77 km) |
| Wetzlar to Oggiono | 332.81 mi (535.60 km) |
| Wetzlar to Olbia | 668.47 mi (1,075.81 km) |
| Wetzlar to Oleggio | 343.22 mi (552.36 km) |
| Wetzlar to Olgiate Comasco | 331.20 mi (533.01 km) |
| Wetzlar to Olgiate Olona | 341.32 mi (549.30 km) |
| Wetzlar to Omegna | 323.98 mi (521.39 km) |
| Wetzlar to Opera | 359.66 mi (578.82 km) |
| Wetzlar to Oppeano | 384.44 mi (618.70 km) |
| Wetzlar to Orbassano | 386.70 mi (622.34 km) |
| Wetzlar to Orbetello | 576.06 mi (927.08 km) |
