| Halmstad to Oberkirch | 596.71 mi (960.31 km) |
| Halmstad to Obernburg am Main | 496.34 mi (798.79 km) |
| Halmstad to Obernkirchen | 339.41 mi (546.23 km) |
| Halmstad to Oberschleissheim | 584.54 mi (940.72 km) |
| Halmstad to Oberstdorf | 649.28 mi (1,044.92 km) |
| Halmstad to Obertraubling | 533.35 mi (858.34 km) |
| Halmstad to Obertshausen | 485.51 mi (781.35 km) |
| Halmstad to Oberursel | 480.30 mi (772.97 km) |
| Halmstad to Ochsenfurt | 498.77 mi (802.70 km) |
| Halmstad to Ochsenhausen | 606.71 mi (976.41 km) |
| Halmstad to Ochtrup | 383.35 mi (616.94 km) |
| Halmstad to Odenthal | 454.20 mi (730.97 km) |
| Halmstad to Oelde | 384.45 mi (618.71 km) |
| Halmstad to Oelsnitz | 433.25 mi (697.25 km) |
| Halmstad to Oer-Erkenschwick | 414.81 mi (667.56 km) |
