| Neuss to Obernburg am Main | 142.58 mi (229.46 km) |
| Neuss to Obernkirchen | 127.00 mi (204.39 km) |
| Neuss to Oberschleissheim | 297.87 mi (479.37 km) |
| Neuss to Oberstdorf | 307.46 mi (494.81 km) |
| Neuss to Obertraubling | 287.25 mi (462.28 km) |
| Neuss to Obertshausen | 121.94 mi (196.25 km) |
| Neuss to Oberursel | 107.18 mi (172.49 km) |
| Neuss to Ochsenfurt | 182.81 mi (294.21 km) |
| Neuss to Ochsenhausen | 260.38 mi (419.04 km) |
| Neuss to Ochtrup | 72.58 mi (116.81 km) |
| Neuss to Odenthal | 21.43 mi (34.49 km) |
| Neuss to Oelde | 76.16 mi (122.58 km) |
| Neuss to Oelsnitz | 244.68 mi (393.77 km) |
| Neuss to Oer-Erkenschwick | 38.69 mi (62.26 km) |
| Neuss to Oerlinghausen | 99.67 mi (160.41 km) |
