| Heerhugowaard to Noventa Vicentina | 593.20 mi (954.66 km) |
| Heerhugowaard to Novi di Modena | 603.46 mi (971.17 km) |
| Heerhugowaard to Novi Ligure | 575.07 mi (925.49 km) |
| Heerhugowaard to Nuoro | 879.30 mi (1,415.09 km) |
| Heerhugowaard to Occhiobello | 616.39 mi (991.98 km) |
| Heerhugowaard to Oderzo | 587.36 mi (945.27 km) |
| Heerhugowaard to Oggiono | 517.17 mi (832.31 km) |
| Heerhugowaard to Olbia | 840.87 mi (1,353.25 km) |
| Heerhugowaard to Oleggio | 517.41 mi (832.70 km) |
| Heerhugowaard to Olgiate Comasco | 510.65 mi (821.81 km) |
| Heerhugowaard to Olgiate Olona | 519.08 mi (835.37 km) |
| Heerhugowaard to Omegna | 495.78 mi (797.88 km) |
| Heerhugowaard to Opera | 540.75 mi (870.25 km) |
| Heerhugowaard to Oppeano | 584.26 mi (940.28 km) |
| Heerhugowaard to Orbassano | 543.20 mi (874.20 km) |
