| Bad Mergentheim to Novi di Modena | 322.70 mi (519.33 km) |
| Bad Mergentheim to Novi Ligure | 330.78 mi (532.34 km) |
| Bad Mergentheim to Nuoro | 634.86 mi (1,021.70 km) |
| Bad Mergentheim to Occhiobello | 327.57 mi (527.18 km) |
| Bad Mergentheim to Oderzo | 286.55 mi (461.16 km) |
| Bad Mergentheim to Oggiono | 257.53 mi (414.45 km) |
| Bad Mergentheim to Olbia | 593.19 mi (954.65 km) |
| Bad Mergentheim to Oleggio | 274.59 mi (441.91 km) |
| Bad Mergentheim to Olgiate Comasco | 259.48 mi (417.59 km) |
| Bad Mergentheim to Olgiate Olona | 270.31 mi (435.03 km) |
| Bad Mergentheim to Omegna | 258.11 mi (415.38 km) |
| Bad Mergentheim to Opera | 285.59 mi (459.62 km) |
| Bad Mergentheim to Oppeano | 297.64 mi (479.01 km) |
| Bad Mergentheim to Orbassano | 327.52 mi (527.09 km) |
| Bad Mergentheim to Orbetello | 492.73 mi (792.97 km) |
