| Nelas to Oberkirch | 957.57 mi (1,541.06 km) |
| Nelas to Obernburg am Main | 1,044.59 mi (1,681.10 km) |
| Nelas to Obernkirchen | 1,140.40 mi (1,835.30 km) |
| Nelas to Oberschleissheim | 1,093.18 mi (1,759.30 km) |
| Nelas to Oberstdorf | 1,016.23 mi (1,635.46 km) |
| Nelas to Obertraubling | 1,137.56 mi (1,830.72 km) |
| Nelas to Obertshausen | 1,041.37 mi (1,675.92 km) |
| Nelas to Oberursel | 1,037.09 mi (1,669.03 km) |
| Nelas to Ochsenfurt | 1,073.59 mi (1,727.77 km) |
| Nelas to Ochsenhausen | 1,019.74 mi (1,641.12 km) |
| Nelas to Ochtrup | 1,075.79 mi (1,731.32 km) |
| Nelas to Odenthal | 1,020.09 mi (1,641.68 km) |
| Nelas to Oelde | 1,089.62 mi (1,753.57 km) |
| Nelas to Oelsnitz | 1,180.76 mi (1,900.25 km) |
| Nelas to Oer-Erkenschwick | 1,051.73 mi (1,692.60 km) |
