| Casa de Oro-Mount Helix to Oerlinghausen | 5,724.63 mi (9,212.91 km) |
| Casa de Oro-Mount Helix to Oestrich-Winkel | 5,802.85 mi (9,338.78 km) |
| Casa de Oro-Mount Helix to Offenburg | 5,877.19 mi (9,458.42 km) |
| Casa de Oro-Mount Helix to Oftersheim | 5,852.36 mi (9,418.46 km) |
| Casa de Oro-Mount Helix to Ohrdruf | 5,842.85 mi (9,403.16 km) |
| Casa de Oro-Mount Helix to Ohringen | 5,889.14 mi (9,477.65 km) |
| Casa de Oro-Mount Helix to Olbernhau | 5,925.82 mi (9,536.69 km) |
| Casa de Oro-Mount Helix to Olching | 5,995.93 mi (9,649.52 km) |
| Casa de Oro-Mount Helix to Oldenburg | 5,652.73 mi (9,097.19 km) |
| Casa de Oro-Mount Helix to Oldenburg in Holstein | 5,668.84 mi (9,123.12 km) |
| Casa de Oro-Mount Helix to Olfen | 5,699.01 mi (9,171.67 km) |
| Casa de Oro-Mount Helix to Olpe | 5,747.20 mi (9,249.22 km) |
| Casa de Oro-Mount Helix to Olsberg | 5,750.09 mi (9,253.87 km) |
| Casa de Oro-Mount Helix to Oranienburg | 5,812.85 mi (9,354.87 km) |
| Casa de Oro-Mount Helix to Ortenberg | 5,817.15 mi (9,361.80 km) |
