| Sun City Center to Orbetello | 5,123.09 mi (8,244.82 km) |
| Sun City Center to Oria | 5,480.73 mi (8,820.39 km) |
| Sun City Center to Oristano | 5,065.55 mi (8,152.21 km) |
| Sun City Center to Orta Nova | 5,365.28 mi (8,634.59 km) |
| Sun City Center to Orte | 5,177.33 mi (8,332.10 km) |
| Sun City Center to Ortona | 5,273.92 mi (8,487.55 km) |
| Sun City Center to Orvieto | 5,157.28 mi (8,299.85 km) |
| Sun City Center to Orzinuovi | 4,986.00 mi (8,024.19 km) |
| Sun City Center to Osimo | 5,198.96 mi (8,366.92 km) |
| Sun City Center to Ospitaletto | 4,988.33 mi (8,027.95 km) |
| Sun City Center to Ostuni | 5,470.98 mi (8,804.69 km) |
| Sun City Center to Ottaviano | 5,321.98 mi (8,564.90 km) |
| Sun City Center to Ovada | 4,946.66 mi (7,960.88 km) |
| Sun City Center to Ozieri | 5,067.66 mi (8,155.61 km) |
| Sun City Center to Paceco | 5,313.74 mi (8,551.64 km) |
