| Whitefish Bay to Oerlinghausen | 4,205.33 mi (6,767.83 km) |
| Whitefish Bay to Oestrich-Winkel | 4,257.56 mi (6,851.89 km) |
| Whitefish Bay to Offenburg | 4,315.40 mi (6,944.96 km) |
| Whitefish Bay to Oftersheim | 4,303.80 mi (6,926.30 km) |
| Whitefish Bay to Ohrdruf | 4,323.34 mi (6,957.75 km) |
| Whitefish Bay to Ohringen | 4,344.29 mi (6,991.45 km) |
| Whitefish Bay to Olbernhau | 4,421.48 mi (7,115.68 km) |
| Whitefish Bay to Olching | 4,451.95 mi (7,164.72 km) |
| Whitefish Bay to Oldenburg | 4,144.62 mi (6,670.12 km) |
| Whitefish Bay to Oldenburg in Holstein | 4,191.34 mi (6,745.30 km) |
| Whitefish Bay to Olfen | 4,169.22 mi (6,709.71 km) |
| Whitefish Bay to Olpe | 4,212.12 mi (6,778.74 km) |
| Whitefish Bay to Olsberg | 4,222.62 mi (6,795.64 km) |
| Whitefish Bay to Oranienburg | 4,331.88 mi (6,971.49 km) |
| Whitefish Bay to Ortenberg | 4,282.04 mi (6,891.28 km) |
