| Westerland to Oberkirch | 440.69 mi (709.22 km) |
| Westerland to Obernburg am Main | 352.06 mi (566.58 km) |
| Westerland to Obernkirchen | 185.65 mi (298.78 km) |
| Westerland to Oberschleissheim | 480.83 mi (773.83 km) |
| Westerland to Oberstdorf | 525.16 mi (845.16 km) |
| Westerland to Obertraubling | 442.22 mi (711.68 km) |
| Westerland to Obertshausen | 335.37 mi (539.72 km) |
| Westerland to Oberursel | 325.40 mi (523.68 km) |
| Westerland to Ochsenfurt | 370.93 mi (596.95 km) |
| Westerland to Ochsenhausen | 477.65 mi (768.71 km) |
| Westerland to Ochtrup | 192.39 mi (309.63 km) |
| Westerland to Odenthal | 272.39 mi (438.36 km) |
| Westerland to Oelde | 212.68 mi (342.27 km) |
| Westerland to Oelsnitz | 349.93 mi (563.15 km) |
| Westerland to Oer-Erkenschwick | 229.96 mi (370.08 km) |
