| Herzberg am Harz to Opwijk | 270.11 mi (434.70 km) |
| Herzberg am Harz to Ostend | 320.88 mi (516.40 km) |
| Herzberg am Harz to Oud-Heverlee | 251.88 mi (405.35 km) |
| Herzberg am Harz to Oud-Turnhout | 231.66 mi (372.82 km) |
| Herzberg am Harz to Oudenaarde | 296.69 mi (477.47 km) |
| Herzberg am Harz to Oudenburg | 317.86 mi (511.55 km) |
| Herzberg am Harz to Oupeye | 213.73 mi (343.97 km) |
| Herzberg am Harz to Overijse | 258.41 mi (415.87 km) |
| Herzberg am Harz to Overpelt | 214.23 mi (344.77 km) |
| Herzberg am Harz to Paal | 227.04 mi (365.38 km) |
| Herzberg am Harz to Peer | 213.76 mi (344.01 km) |
| Herzberg am Harz to Pepinster | 210.18 mi (338.26 km) |
| Herzberg am Harz to Peruwelz | 303.57 mi (488.55 km) |
| Herzberg am Harz to Perwez | 249.90 mi (402.17 km) |
| Herzberg am Harz to Philippeville | 271.46 mi (436.88 km) |
