| Holbaek to Novi di Modena | 748.61 mi (1,204.76 km) |
| Holbaek to Novi Ligure | 767.88 mi (1,235.78 km) |
| Holbaek to Nuoro | 1,069.51 mi (1,721.21 km) |
| Holbaek to Occhiobello | 745.82 mi (1,200.28 km) |
| Holbaek to Oderzo | 687.24 mi (1,106.01 km) |
| Holbaek to Oggiono | 693.94 mi (1,116.79 km) |
| Holbaek to Olbia | 1,027.46 mi (1,653.53 km) |
| Holbaek to Oleggio | 711.71 mi (1,145.39 km) |
| Holbaek to Olgiate Comasco | 696.60 mi (1,121.08 km) |
| Holbaek to Olgiate Olona | 707.47 mi (1,138.56 km) |
| Holbaek to Omegna | 694.75 mi (1,118.09 km) |
| Holbaek to Opera | 722.20 mi (1,162.26 km) |
| Holbaek to Oppeano | 720.03 mi (1,158.78 km) |
| Holbaek to Orbassano | 762.17 mi (1,226.60 km) |
| Holbaek to Orbetello | 917.58 mi (1,476.70 km) |
