| Florida City to Orbetello | 5,134.68 mi (8,263.47 km) |
| Florida City to Oria | 5,492.96 mi (8,840.06 km) |
| Florida City to Oristano | 5,066.20 mi (8,153.26 km) |
| Florida City to Orta Nova | 5,377.95 mi (8,654.97 km) |
| Florida City to Orte | 5,190.14 mi (8,352.72 km) |
| Florida City to Ortona | 5,288.43 mi (8,510.90 km) |
| Florida City to Orvieto | 5,170.66 mi (8,321.38 km) |
| Florida City to Orzinuovi | 5,006.23 mi (8,056.76 km) |
| Florida City to Osimo | 5,216.19 mi (8,394.65 km) |
| Florida City to Ospitaletto | 5,009.21 mi (8,061.54 km) |
| Florida City to Ostuni | 5,483.87 mi (8,825.44 km) |
| Florida City to Ottaviano | 5,331.77 mi (8,580.66 km) |
| Florida City to Ovada | 4,963.23 mi (7,987.55 km) |
| Florida City to Ozieri | 5,070.97 mi (8,160.93 km) |
| Florida City to Paceco | 5,312.24 mi (8,549.22 km) |
