| Bel Air North to Oerlinghausen | 3,947.66 mi (6,353.15 km) |
| Bel Air North to Oestrich-Winkel | 3,977.01 mi (6,400.37 km) |
| Bel Air North to Offenburg | 4,019.10 mi (6,468.11 km) |
| Bel Air North to Oftersheim | 4,019.05 mi (6,468.04 km) |
| Bel Air North to Ohrdruf | 4,061.53 mi (6,536.39 km) |
| Bel Air North to Ohringen | 4,061.34 mi (6,536.10 km) |
| Bel Air North to Olbernhau | 4,168.15 mi (6,708.00 km) |
| Bel Air North to Olching | 4,166.41 mi (6,705.19 km) |
| Bel Air North to Oldenburg | 3,897.94 mi (6,273.13 km) |
| Bel Air North to Oldenburg in Holstein | 3,966.39 mi (6,383.29 km) |
| Bel Air North to Olfen | 3,904.34 mi (6,283.42 km) |
| Bel Air North to Olpe | 3,941.46 mi (6,343.17 km) |
| Bel Air North to Olsberg | 3,957.81 mi (6,369.47 km) |
| Bel Air North to Oranienburg | 4,099.24 mi (6,597.09 km) |
| Bel Air North to Ortenberg | 4,009.07 mi (6,451.97 km) |
