| Discovery Bay to Oerlinghausen | 5,543.29 mi (8,921.06 km) |
| Discovery Bay to Oestrich-Winkel | 5,632.90 mi (9,065.28 km) |
| Discovery Bay to Offenburg | 5,714.67 mi (9,196.87 km) |
| Discovery Bay to Oftersheim | 5,683.29 mi (9,146.37 km) |
| Discovery Bay to Ohrdruf | 5,659.65 mi (9,108.33 km) |
| Discovery Bay to Ohringen | 5,717.60 mi (9,201.58 km) |
| Discovery Bay to Olbernhau | 5,734.26 mi (9,228.39 km) |
| Discovery Bay to Olching | 5,822.26 mi (9,370.02 km) |
| Discovery Bay to Oldenburg | 5,467.41 mi (8,798.94 km) |
| Discovery Bay to Oldenburg in Holstein | 5,469.82 mi (8,802.83 km) |
| Discovery Bay to Olfen | 5,523.08 mi (8,888.54 km) |
| Discovery Bay to Olpe | 5,573.06 mi (8,968.97 km) |
| Discovery Bay to Olsberg | 5,572.20 mi (8,967.59 km) |
| Discovery Bay to Oranienburg | 5,612.85 mi (9,033.01 km) |
| Discovery Bay to Ortenberg | 5,641.89 mi (9,079.75 km) |
