| Herzberg am Harz to Oegstgeest | 252.88 mi (406.97 km) |
| Herzberg am Harz to Oirschot | 216.68 mi (348.71 km) |
| Herzberg am Harz to Oisterwijk | 220.56 mi (354.95 km) |
| Herzberg am Harz to Oldebroek | 196.44 mi (316.13 km) |
| Herzberg am Harz to Oldenzaal | 151.97 mi (244.57 km) |
| Herzberg am Harz to Ommen | 176.84 mi (284.60 km) |
| Herzberg am Harz to Oosterend | 203.00 mi (326.70 km) |
| Herzberg am Harz to Oosterhout | 235.05 mi (378.28 km) |
| Herzberg am Harz to Oosterwolde | 194.19 mi (312.53 km) |
| Herzberg am Harz to Oostzaan | 237.98 mi (382.99 km) |
| Herzberg am Harz to Opmeer | 239.43 mi (385.33 km) |
| Herzberg am Harz to Oss | 206.64 mi (332.55 km) |
| Herzberg am Harz to Oud-Beijerland | 254.37 mi (409.37 km) |
| Herzberg am Harz to Oudenbosch | 249.51 mi (401.54 km) |
| Herzberg am Harz to Oudewater | 234.97 mi (378.15 km) |
