| Northenden to Oberkirch | 561.13 mi (903.05 km) |
| Northenden to Obernburg am Main | 546.75 mi (879.91 km) |
| Northenden to Obernkirchen | 480.78 mi (773.74 km) |
| Northenden to Oberschleissheim | 699.00 mi (1,124.93 km) |
| Northenden to Oberstdorf | 688.69 mi (1,108.34 km) |
| Northenden to Obertraubling | 694.33 mi (1,117.41 km) |
| Northenden to Obertshausen | 526.98 mi (848.09 km) |
| Northenden to Oberursel | 512.42 mi (824.67 km) |
| Northenden to Ochsenfurt | 588.92 mi (947.78 km) |
| Northenden to Ochsenhausen | 647.29 mi (1,041.71 km) |
| Northenden to Ochtrup | 402.96 mi (648.51 km) |
| Northenden to Odenthal | 428.98 mi (690.38 km) |
| Northenden to Oelde | 449.48 mi (723.37 km) |
| Northenden to Oelsnitz | 647.27 mi (1,041.68 km) |
| Northenden to Oer-Erkenschwick | 417.56 mi (672.01 km) |
