| Winter Park to Oerlinghausen | 4,688.43 mi (7,545.30 km) |
| Winter Park to Oestrich-Winkel | 4,704.58 mi (7,571.29 km) |
| Winter Park to Offenburg | 4,736.46 mi (7,622.59 km) |
| Winter Park to Oftersheim | 4,743.55 mi (7,634.01 km) |
| Winter Park to Ohrdruf | 4,798.65 mi (7,722.69 km) |
| Winter Park to Ohringen | 4,786.36 mi (7,702.90 km) |
| Winter Park to Olbernhau | 4,908.59 mi (7,899.60 km) |
| Winter Park to Olching | 4,888.43 mi (7,867.16 km) |
| Winter Park to Oldenburg | 4,644.98 mi (7,475.37 km) |
| Winter Park to Oldenburg in Holstein | 4,723.06 mi (7,601.03 km) |
| Winter Park to Olfen | 4,641.77 mi (7,470.20 km) |
| Winter Park to Olpe | 4,675.22 mi (7,524.03 km) |
| Winter Park to Olsberg | 4,694.60 mi (7,555.22 km) |
| Winter Park to Oranienburg | 4,850.90 mi (7,806.77 km) |
| Winter Park to Ortenberg | 4,740.62 mi (7,629.29 km) |
