| Heysham to Oberkirch | 607.17 mi (977.15 km) |
| Heysham to Obernburg am Main | 588.16 mi (946.55 km) |
| Heysham to Obernkirchen | 511.93 mi (823.88 km) |
| Heysham to Oberschleissheim | 741.66 mi (1,193.59 km) |
| Heysham to Oberstdorf | 734.36 mi (1,181.83 km) |
| Heysham to Obertraubling | 734.63 mi (1,182.27 km) |
| Heysham to Obertshausen | 568.06 mi (914.21 km) |
| Heysham to Oberursel | 553.39 mi (890.60 km) |
| Heysham to Ochsenfurt | 629.75 mi (1,013.49 km) |
| Heysham to Ochsenhausen | 692.11 mi (1,113.84 km) |
| Heysham to Ochtrup | 436.57 mi (702.59 km) |
| Heysham to Odenthal | 468.80 mi (754.46 km) |
| Heysham to Oelde | 484.01 mi (778.94 km) |
| Heysham to Oelsnitz | 683.23 mi (1,099.55 km) |
| Heysham to Oer-Erkenschwick | 454.26 mi (731.06 km) |
