| Heemskerk to Noventa Vicentina | 588.51 mi (947.12 km) |
| Heemskerk to Novi di Modena | 598.01 mi (962.40 km) |
| Heemskerk to Novi Ligure | 567.79 mi (913.76 km) |
| Heemskerk to Nuoro | 871.28 mi (1,402.19 km) |
| Heemskerk to Occhiobello | 611.51 mi (984.14 km) |
| Heemskerk to Oderzo | 583.84 mi (939.59 km) |
| Heemskerk to Oggiono | 510.85 mi (822.13 km) |
| Heemskerk to Olbia | 833.06 mi (1,340.68 km) |
| Heemskerk to Oleggio | 510.33 mi (821.30 km) |
| Heemskerk to Olgiate Comasco | 503.96 mi (811.05 km) |
| Heemskerk to Olgiate Olona | 512.24 mi (824.37 km) |
| Heemskerk to Omegna | 488.61 mi (786.34 km) |
| Heemskerk to Opera | 534.10 mi (859.54 km) |
| Heemskerk to Oppeano | 579.29 mi (932.28 km) |
| Heemskerk to Orbassano | 534.95 mi (860.92 km) |
