| Hellin to Oberkirch | 846.07 mi (1,361.62 km) |
| Hellin to Obernburg am Main | 946.46 mi (1,523.18 km) |
| Hellin to Obernkirchen | 1,082.30 mi (1,741.79 km) |
| Hellin to Oberschleissheim | 943.45 mi (1,518.34 km) |
| Hellin to Oberstdorf | 860.30 mi (1,384.52 km) |
| Hellin to Obertraubling | 996.56 mi (1,603.81 km) |
| Hellin to Obertshausen | 950.50 mi (1,529.69 km) |
| Hellin to Oberursel | 951.37 mi (1,531.08 km) |
| Hellin to Ochsenfurt | 962.88 mi (1,549.61 km) |
| Hellin to Ochsenhausen | 880.10 mi (1,416.38 km) |
| Hellin to Ochtrup | 1,037.47 mi (1,669.64 km) |
| Hellin to Odenthal | 964.92 mi (1,552.90 km) |
| Hellin to Oelde | 1,035.13 mi (1,665.88 km) |
| Hellin to Oelsnitz | 1,065.25 mi (1,714.36 km) |
| Hellin to Oer-Erkenschwick | 1,004.44 mi (1,616.48 km) |
