| Zephyrhills to Oerlinghausen | 4,740.62 mi (7,629.29 km) |
| Zephyrhills to Oestrich-Winkel | 4,757.54 mi (7,656.52 km) |
| Zephyrhills to Offenburg | 4,789.94 mi (7,708.66 km) |
| Zephyrhills to Oftersheim | 4,796.69 mi (7,719.52 km) |
| Zephyrhills to Ohrdruf | 4,851.10 mi (7,807.09 km) |
| Zephyrhills to Ohringen | 4,839.47 mi (7,788.38 km) |
| Zephyrhills to Olbernhau | 4,960.85 mi (7,983.72 km) |
| Zephyrhills to Olching | 4,941.72 mi (7,952.93 km) |
| Zephyrhills to Oldenburg | 4,696.74 mi (7,558.67 km) |
| Zephyrhills to Oldenburg in Holstein | 4,774.12 mi (7,683.20 km) |
| Zephyrhills to Olfen | 4,694.15 mi (7,554.51 km) |
| Zephyrhills to Olpe | 4,727.83 mi (7,608.71 km) |
| Zephyrhills to Olsberg | 4,747.03 mi (7,639.61 km) |
| Zephyrhills to Oranienburg | 4,902.38 mi (7,889.62 km) |
| Zephyrhills to Ortenberg | 4,793.37 mi (7,714.19 km) |
