| Karlshamn to Oberkirch | 599.12 mi (964.18 km) |
| Karlshamn to Obernburg am Main | 497.02 mi (799.88 km) |
| Karlshamn to Obernkirchen | 355.08 mi (571.45 km) |
| Karlshamn to Oberschleissheim | 564.21 mi (908.01 km) |
| Karlshamn to Oberstdorf | 635.45 mi (1,022.66 km) |
| Karlshamn to Obertraubling | 510.03 mi (820.82 km) |
| Karlshamn to Obertshausen | 489.37 mi (787.56 km) |
| Karlshamn to Oberursel | 486.62 mi (783.13 km) |
| Karlshamn to Ochsenfurt | 492.12 mi (791.99 km) |
| Karlshamn to Ochsenhausen | 596.31 mi (959.68 km) |
| Karlshamn to Ochtrup | 412.86 mi (664.44 km) |
| Karlshamn to Odenthal | 475.18 mi (764.73 km) |
| Karlshamn to Oelde | 404.22 mi (650.53 km) |
| Karlshamn to Oelsnitz | 412.37 mi (663.65 km) |
| Karlshamn to Oer-Erkenschwick | 439.30 mi (706.99 km) |
