| Zephyrhills to Orbetello | 5,091.47 mi (8,193.94 km) |
| Zephyrhills to Oria | 5,448.99 mi (8,769.31 km) |
| Zephyrhills to Oristano | 5,035.16 mi (8,103.31 km) |
| Zephyrhills to Orta Nova | 5,333.51 mi (8,583.46 km) |
| Zephyrhills to Orte | 5,145.57 mi (8,280.99 km) |
| Zephyrhills to Ortona | 5,241.97 mi (8,436.13 km) |
| Zephyrhills to Orvieto | 5,125.47 mi (8,248.64 km) |
| Zephyrhills to Orzinuovi | 4,953.50 mi (7,971.89 km) |
| Zephyrhills to Osimo | 5,166.74 mi (8,315.06 km) |
| Zephyrhills to Ospitaletto | 4,955.77 mi (7,975.54 km) |
| Zephyrhills to Ostuni | 5,439.17 mi (8,753.49 km) |
| Zephyrhills to Ottaviano | 5,290.52 mi (8,514.28 km) |
| Zephyrhills to Ovada | 4,914.54 mi (7,909.19 km) |
| Zephyrhills to Ozieri | 5,036.96 mi (8,106.21 km) |
| Zephyrhills to Paceco | 5,283.56 mi (8,503.07 km) |
