| Johnstone to Oerlinghausen | 597.73 mi (961.96 km) |
| Johnstone to Oestrich-Winkel | 657.02 mi (1,057.37 km) |
| Johnstone to Offenburg | 730.86 mi (1,176.20 km) |
| Johnstone to Oftersheim | 705.89 mi (1,136.03 km) |
| Johnstone to Ohrdruf | 715.36 mi (1,151.26 km) |
| Johnstone to Ohringen | 743.84 mi (1,197.10 km) |
| Johnstone to Olbernhau | 816.08 mi (1,313.36 km) |
| Johnstone to Olching | 851.46 mi (1,370.30 km) |
| Johnstone to Oldenburg | 542.21 mi (872.60 km) |
| Johnstone to Oldenburg in Holstein | 616.55 mi (992.25 km) |
| Johnstone to Olfen | 561.48 mi (903.62 km) |
| Johnstone to Olpe | 605.91 mi (975.12 km) |
| Johnstone to Olsberg | 614.72 mi (989.29 km) |
| Johnstone to Oranienburg | 743.95 mi (1,197.27 km) |
| Johnstone to Ortenberg | 676.21 mi (1,088.25 km) |
