| Strongsville to Oerlinghausen | 4,072.24 mi (6,553.63 km) |
| Strongsville to Oestrich-Winkel | 4,112.88 mi (6,619.04 km) |
| Strongsville to Offenburg | 4,162.81 mi (6,699.40 km) |
| Strongsville to Oftersheim | 4,157.13 mi (6,690.25 km) |
| Strongsville to Ohrdruf | 4,188.55 mi (6,740.82 km) |
| Strongsville to Ohringen | 4,198.68 mi (6,757.13 km) |
| Strongsville to Olbernhau | 4,291.42 mi (6,906.38 km) |
| Strongsville to Olching | 4,305.38 mi (6,928.84 km) |
| Strongsville to Oldenburg | 4,016.94 mi (6,464.65 km) |
| Strongsville to Oldenburg in Holstein | 4,075.05 mi (6,558.15 km) |
| Strongsville to Olfen | 4,032.27 mi (6,489.31 km) |
| Strongsville to Olpe | 4,072.36 mi (6,553.83 km) |
| Strongsville to Olsberg | 4,085.91 mi (6,575.63 km) |
| Strongsville to Oranienburg | 4,212.17 mi (6,778.83 km) |
| Strongsville to Ortenberg | 4,141.35 mi (6,664.86 km) |
