| Frondenberg to Novi di Modena | 476.81 mi (767.35 km) |
| Frondenberg to Novi Ligure | 466.17 mi (750.23 km) |
| Frondenberg to Nuoro | 774.38 mi (1,246.24 km) |
| Frondenberg to Occhiobello | 485.33 mi (781.06 km) |
| Frondenberg to Oderzo | 448.35 mi (721.55 km) |
| Frondenberg to Oggiono | 399.62 mi (643.13 km) |
| Frondenberg to Olbia | 733.94 mi (1,181.16 km) |
| Frondenberg to Oleggio | 407.64 mi (656.03 km) |
| Frondenberg to Olgiate Comasco | 396.84 mi (638.65 km) |
| Frondenberg to Olgiate Olona | 406.62 mi (654.39 km) |
| Frondenberg to Omegna | 387.60 mi (623.77 km) |
| Frondenberg to Opera | 425.88 mi (685.40 km) |
| Frondenberg to Oppeano | 454.23 mi (731.01 km) |
| Frondenberg to Orbassano | 446.78 mi (719.03 km) |
| Frondenberg to Orbetello | 644.71 mi (1,037.57 km) |
