| Homosassa Springs to Oerlinghausen | 4,725.50 mi (7,604.96 km) |
| Homosassa Springs to Oestrich-Winkel | 4,744.02 mi (7,634.76 km) |
| Homosassa Springs to Offenburg | 4,777.59 mi (7,688.79 km) |
| Homosassa Springs to Oftersheim | 4,783.54 mi (7,698.36 km) |
| Homosassa Springs to Ohrdruf | 4,836.47 mi (7,783.55 km) |
| Homosassa Springs to Ohringen | 4,826.29 mi (7,767.16 km) |
| Homosassa Springs to Olbernhau | 4,945.86 mi (7,959.59 km) |
| Homosassa Springs to Olching | 4,928.92 mi (7,932.34 km) |
| Homosassa Springs to Oldenburg | 4,680.81 mi (7,533.03 km) |
| Homosassa Springs to Oldenburg in Holstein | 4,756.92 mi (7,655.52 km) |
| Homosassa Springs to Olfen | 4,679.43 mi (7,530.81 km) |
| Homosassa Springs to Olpe | 4,713.56 mi (7,585.75 km) |
| Homosassa Springs to Olsberg | 4,732.41 mi (7,616.08 km) |
| Homosassa Springs to Oranienburg | 4,885.91 mi (7,863.11 km) |
| Homosassa Springs to Ortenberg | 4,779.40 mi (7,691.70 km) |
