| Abbots Langley to Oberkirch | 435.14 mi (700.30 km) |
| Abbots Langley to Obernburg am Main | 436.60 mi (702.64 km) |
| Abbots Langley to Obernkirchen | 407.27 mi (655.45 km) |
| Abbots Langley to Oberschleissheim | 582.50 mi (937.44 km) |
| Abbots Langley to Oberstdorf | 562.83 mi (905.79 km) |
| Abbots Langley to Obertraubling | 585.35 mi (942.03 km) |
| Abbots Langley to Obertshausen | 418.37 mi (673.30 km) |
| Abbots Langley to Oberursel | 404.58 mi (651.11 km) |
| Abbots Langley to Ochsenfurt | 479.87 mi (772.28 km) |
| Abbots Langley to Ochsenhausen | 524.43 mi (843.98 km) |
| Abbots Langley to Ochtrup | 325.61 mi (524.02 km) |
| Abbots Langley to Odenthal | 328.04 mi (527.94 km) |
| Abbots Langley to Oelde | 366.18 mi (589.30 km) |
| Abbots Langley to Oelsnitz | 552.86 mi (889.75 km) |
| Abbots Langley to Oer-Erkenschwick | 328.39 mi (528.50 km) |
