| Allonnes to Obernburg am Main | 427.57 mi (688.10 km) |
| Allonnes to Obernkirchen | 495.05 mi (796.71 km) |
| Allonnes to Oberschleissheim | 526.09 mi (846.66 km) |
| Allonnes to Oberstdorf | 471.86 mi (759.38 km) |
| Allonnes to Obertraubling | 553.74 mi (891.16 km) |
| Allonnes to Obertshausen | 418.57 mi (673.62 km) |
| Allonnes to Oberursel | 410.66 mi (660.90 km) |
| Allonnes to Ochsenfurt | 465.10 mi (748.50 km) |
| Allonnes to Ochsenhausen | 452.07 mi (727.54 km) |
| Allonnes to Ochtrup | 427.22 mi (687.54 km) |
| Allonnes to Odenthal | 376.93 mi (606.61 km) |
| Allonnes to Oelde | 444.24 mi (714.94 km) |
| Allonnes to Oelsnitz | 567.15 mi (912.75 km) |
| Allonnes to Oer-Erkenschwick | 405.13 mi (652.00 km) |
| Allonnes to Oerlinghausen | 467.72 mi (752.72 km) |
