| Palm Coast to Orbetello | 4,990.79 mi (8,031.91 km) |
| Palm Coast to Oria | 5,348.10 mi (8,606.93 km) |
| Palm Coast to Oristano | 4,936.53 mi (7,944.57 km) |
| Palm Coast to Orta Nova | 5,232.58 mi (8,421.02 km) |
| Palm Coast to Orte | 5,044.66 mi (8,118.60 km) |
| Palm Coast to Ortona | 5,140.75 mi (8,273.24 km) |
| Palm Coast to Orvieto | 5,024.47 mi (8,086.11 km) |
| Palm Coast to Orzinuovi | 4,851.48 mi (7,807.70 km) |
| Palm Coast to Osimo | 5,065.12 mi (8,151.52 km) |
| Palm Coast to Ospitaletto | 4,853.65 mi (7,811.20 km) |
| Palm Coast to Ostuni | 5,338.16 mi (8,590.94 km) |
| Palm Coast to Ottaviano | 5,190.09 mi (8,352.65 km) |
| Palm Coast to Ovada | 4,813.09 mi (7,745.93 km) |
| Palm Coast to Ozieri | 4,937.81 mi (7,946.63 km) |
| Palm Coast to Paceco | 5,185.27 mi (8,344.88 km) |
