| Middelharnis to Noventa Vicentina | 559.05 mi (899.70 km) |
| Middelharnis to Novi di Modena | 565.21 mi (909.61 km) |
| Middelharnis to Novi Ligure | 527.36 mi (848.71 km) |
| Middelharnis to Nuoro | 827.35 mi (1,331.48 km) |
| Middelharnis to Occhiobello | 581.14 mi (935.25 km) |
| Middelharnis to Oderzo | 559.46 mi (900.36 km) |
| Middelharnis to Oggiono | 474.70 mi (763.96 km) |
| Middelharnis to Olbia | 789.98 mi (1,271.35 km) |
| Middelharnis to Oleggio | 470.98 mi (757.97 km) |
| Middelharnis to Olgiate Comasco | 466.31 mi (750.46 km) |
| Middelharnis to Olgiate Olona | 473.91 mi (762.69 km) |
| Middelharnis to Omegna | 448.99 mi (722.58 km) |
| Middelharnis to Opera | 496.46 mi (798.97 km) |
| Middelharnis to Oppeano | 548.64 mi (882.94 km) |
| Middelharnis to Orbassano | 490.69 mi (789.69 km) |
