| Ober-Ramstadt to Novi di Modena | 355.81 mi (572.62 km) |
| Ober-Ramstadt to Novi Ligure | 350.59 mi (564.22 km) |
| Ober-Ramstadt to Nuoro | 658.14 mi (1,059.18 km) |
| Ober-Ramstadt to Occhiobello | 364.23 mi (586.18 km) |
| Ober-Ramstadt to Oderzo | 329.40 mi (530.11 km) |
| Ober-Ramstadt to Oggiono | 281.21 mi (452.56 km) |
| Ober-Ramstadt to Olbia | 617.14 mi (993.20 km) |
| Ober-Ramstadt to Oleggio | 292.54 mi (470.80 km) |
| Ober-Ramstadt to Olgiate Comasco | 280.01 mi (450.63 km) |
| Ober-Ramstadt to Olgiate Olona | 290.26 mi (467.12 km) |
| Ober-Ramstadt to Omegna | 273.74 mi (440.54 km) |
| Ober-Ramstadt to Opera | 308.23 mi (496.05 km) |
| Ober-Ramstadt to Oppeano | 333.08 mi (536.04 km) |
| Ober-Ramstadt to Orbassano | 338.22 mi (544.31 km) |
| Ober-Ramstadt to Orbetello | 524.22 mi (843.65 km) |
