| Plant City to Oerlinghausen | 4,749.98 mi (7,644.36 km) |
| Plant City to Oestrich-Winkel | 4,766.40 mi (7,670.79 km) |
| Plant City to Offenburg | 4,798.43 mi (7,722.33 km) |
| Plant City to Oftersheim | 4,805.43 mi (7,733.59 km) |
| Plant City to Ohrdruf | 4,860.30 mi (7,821.90 km) |
| Plant City to Ohringen | 4,848.23 mi (7,802.47 km) |
| Plant City to Olbernhau | 4,970.16 mi (7,998.71 km) |
| Plant City to Olching | 4,950.35 mi (7,966.82 km) |
| Plant City to Oldenburg | 4,706.35 mi (7,574.14 km) |
| Plant City to Oldenburg in Holstein | 4,784.11 mi (7,699.28 km) |
| Plant City to Olfen | 4,703.39 mi (7,569.37 km) |
| Plant City to Olpe | 4,736.92 mi (7,623.34 km) |
| Plant City to Olsberg | 4,756.24 mi (7,654.43 km) |
| Plant City to Oranienburg | 4,912.15 mi (7,905.34 km) |
| Plant City to Ortenberg | 4,802.38 mi (7,728.68 km) |
