| Fairview to Oerlinghausen | 3,796.37 mi (6,109.66 km) |
| Fairview to Oestrich-Winkel | 3,825.02 mi (6,155.77 km) |
| Fairview to Offenburg | 3,866.77 mi (6,222.97 km) |
| Fairview to Oftersheim | 3,866.95 mi (6,223.26 km) |
| Fairview to Ohrdruf | 3,910.03 mi (6,292.58 km) |
| Fairview to Ohringen | 3,909.27 mi (6,291.36 km) |
| Fairview to Olbernhau | 4,016.89 mi (6,464.56 km) |
| Fairview to Olching | 4,014.25 mi (6,460.30 km) |
| Fairview to Oldenburg | 3,747.08 mi (6,030.35 km) |
| Fairview to Oldenburg in Holstein | 3,816.45 mi (6,141.98 km) |
| Fairview to Olfen | 3,752.82 mi (6,039.58 km) |
| Fairview to Olpe | 3,789.75 mi (6,099.02 km) |
| Fairview to Olsberg | 3,806.27 mi (6,125.59 km) |
| Fairview to Oranienburg | 3,948.84 mi (6,355.04 km) |
| Fairview to Ortenberg | 3,857.26 mi (6,207.66 km) |
