| Carrollwood to Orbetello | 5,115.25 mi (8,232.20 km) |
| Carrollwood to Oria | 5,472.75 mi (8,807.54 km) |
| Carrollwood to Oristano | 5,059.09 mi (8,141.82 km) |
| Carrollwood to Orta Nova | 5,357.27 mi (8,621.69 km) |
| Carrollwood to Orte | 5,169.32 mi (8,319.22 km) |
| Carrollwood to Ortona | 5,265.69 mi (8,474.30 km) |
| Carrollwood to Orvieto | 5,149.21 mi (8,286.86 km) |
| Carrollwood to Orzinuovi | 4,977.11 mi (8,009.89 km) |
| Carrollwood to Osimo | 5,190.41 mi (8,353.15 km) |
| Carrollwood to Ospitaletto | 4,979.37 mi (8,013.52 km) |
| Carrollwood to Ostuni | 5,462.91 mi (8,791.71 km) |
| Carrollwood to Ottaviano | 5,314.33 mi (8,552.59 km) |
| Carrollwood to Ovada | 4,938.23 mi (7,947.32 km) |
| Carrollwood to Ozieri | 5,060.87 mi (8,144.68 km) |
| Carrollwood to Paceco | 5,307.51 mi (8,541.61 km) |
