| Kempston to Oberkirch | 451.73 mi (726.99 km) |
| Kempston to Obernburg am Main | 447.35 mi (719.94 km) |
| Kempston to Obernkirchen | 407.09 mi (655.15 km) |
| Kempston to Oberschleissheim | 595.79 mi (958.83 km) |
| Kempston to Oberstdorf | 579.57 mi (932.73 km) |
| Kempston to Obertraubling | 596.14 mi (959.39 km) |
| Kempston to Obertshausen | 428.54 mi (689.66 km) |
| Kempston to Oberursel | 414.44 mi (666.97 km) |
| Kempston to Ochsenfurt | 490.41 mi (789.23 km) |
| Kempston to Ochsenhausen | 539.93 mi (868.94 km) |
| Kempston to Ochtrup | 325.74 mi (524.23 km) |
| Kempston to Odenthal | 335.19 mi (539.44 km) |
| Kempston to Oelde | 368.34 mi (592.78 km) |
| Kempston to Oelsnitz | 559.13 mi (899.83 km) |
| Kempston to Oer-Erkenschwick | 331.92 mi (534.17 km) |
