| Herzberg am Harz to Oria | 845.41 mi (1,360.56 km) |
| Herzberg am Harz to Oristano | 816.26 mi (1,313.65 km) |
| Herzberg am Harz to Orta Nova | 757.33 mi (1,218.81 km) |
| Herzberg am Harz to Orte | 642.64 mi (1,034.24 km) |
| Herzberg am Harz to Ortona | 670.65 mi (1,079.30 km) |
| Herzberg am Harz to Orvieto | 623.15 mi (1,002.86 km) |
| Herzberg am Harz to Orzinuovi | 432.75 mi (696.45 km) |
| Herzberg am Harz to Osimo | 583.32 mi (938.77 km) |
| Herzberg am Harz to Ospitaletto | 421.80 mi (678.82 km) |
| Herzberg am Harz to Ostuni | 829.48 mi (1,334.92 km) |
| Herzberg am Harz to Ottaviano | 772.11 mi (1,242.58 km) |
| Herzberg am Harz to Ovada | 491.13 mi (790.40 km) |
| Herzberg am Harz to Ozieri | 767.69 mi (1,235.47 km) |
| Herzberg am Harz to Paceco | 950.86 mi (1,530.26 km) |
| Herzberg am Harz to Pachino | 1,058.31 mi (1,703.19 km) |
