| Sorum to Oberkirch | 801.34 mi (1,289.63 km) |
| Sorum to Obernburg am Main | 705.94 mi (1,136.11 km) |
| Sorum to Obernkirchen | 539.60 mi (868.40 km) |
| Sorum to Oberschleissheim | 811.06 mi (1,305.28 km) |
| Sorum to Oberstdorf | 869.88 mi (1,399.94 km) |
| Sorum to Obertraubling | 762.39 mi (1,226.94 km) |
| Sorum to Obertshausen | 691.91 mi (1,113.52 km) |
| Sorum to Oberursel | 684.00 mi (1,100.80 km) |
| Sorum to Ochsenfurt | 715.72 mi (1,151.84 km) |
| Sorum to Ochsenhausen | 824.87 mi (1,327.50 km) |
| Sorum to Ochtrup | 559.59 mi (900.57 km) |
| Sorum to Odenthal | 639.03 mi (1,028.41 km) |
| Sorum to Oelde | 575.78 mi (926.63 km) |
| Sorum to Oelsnitz | 662.24 mi (1,065.78 km) |
| Sorum to Oer-Erkenschwick | 596.74 mi (960.36 km) |
