| Helensburgh to Oststeinbek | 616.41 mi (992.01 km) |
| Helensburgh to Ottendorf-Okrilla | 827.83 mi (1,332.27 km) |
| Helensburgh to Ottersberg | 590.38 mi (950.12 km) |
| Helensburgh to Ottobrunn | 883.63 mi (1,422.07 km) |
| Helensburgh to Ottweiler | 676.14 mi (1,088.15 km) |
| Helensburgh to Overath | 604.74 mi (973.23 km) |
| Helensburgh to Oyten | 586.60 mi (944.04 km) |
| Helensburgh to Paderborn | 623.14 mi (1,002.85 km) |
| Helensburgh to Papenburg | 526.41 mi (847.17 km) |
| Helensburgh to Parchim | 683.27 mi (1,099.62 km) |
| Helensburgh to Pasewalk | 764.27 mi (1,229.97 km) |
| Helensburgh to Passau | 920.67 mi (1,481.68 km) |
| Helensburgh to Pattensen | 639.93 mi (1,029.86 km) |
| Helensburgh to Pegnitz | 801.77 mi (1,290.32 km) |
| Helensburgh to Peine | 655.34 mi (1,054.67 km) |
