| Barton upon Irwell to Oberkirch | 567.21 mi (912.84 km) |
| Barton upon Irwell to Obernburg am Main | 552.42 mi (889.03 km) |
| Barton upon Irwell to Obernkirchen | 485.37 mi (781.13 km) |
| Barton upon Irwell to Oberschleissheim | 704.80 mi (1,134.26 km) |
| Barton upon Irwell to Oberstdorf | 694.75 mi (1,118.09 km) |
| Barton upon Irwell to Obertraubling | 699.90 mi (1,126.38 km) |
| Barton upon Irwell to Obertshausen | 532.61 mi (857.15 km) |
| Barton upon Irwell to Oberursel | 518.04 mi (833.71 km) |
| Barton upon Irwell to Ochsenfurt | 594.54 mi (956.82 km) |
| Barton upon Irwell to Ochsenhausen | 653.27 mi (1,051.34 km) |
| Barton upon Irwell to Ochtrup | 407.79 mi (656.28 km) |
| Barton upon Irwell to Odenthal | 434.48 mi (699.22 km) |
| Barton upon Irwell to Oelde | 454.43 mi (731.33 km) |
| Barton upon Irwell to Oelsnitz | 652.41 mi (1,049.95 km) |
| Barton upon Irwell to Oer-Erkenschwick | 422.73 mi (680.32 km) |
