| Attard to Oberkirch | 931.13 mi (1,498.51 km) |
| Attard to Obernburg am Main | 999.64 mi (1,608.77 km) |
| Attard to Obernkirchen | 1,160.93 mi (1,868.33 km) |
| Attard to Oberschleissheim | 866.24 mi (1,394.08 km) |
| Attard to Oberstdorf | 823.88 mi (1,325.90 km) |
| Attard to Obertraubling | 910.54 mi (1,465.37 km) |
| Attard to Obertshausen | 1,018.74 mi (1,639.50 km) |
| Attard to Oberursel | 1,031.28 mi (1,659.69 km) |
| Attard to Ochsenfurt | 975.61 mi (1,570.09 km) |
| Attard to Ochsenhausen | 872.14 mi (1,403.58 km) |
| Attard to Ochtrup | 1,181.73 mi (1,901.81 km) |
| Attard to Odenthal | 1,107.32 mi (1,782.06 km) |
| Attard to Oelde | 1,144.00 mi (1,841.08 km) |
| Attard to Oelsnitz | 1,009.89 mi (1,625.26 km) |
| Attard to Oer-Erkenschwick | 1,144.38 mi (1,841.70 km) |
