| Belas to Oerlinghausen | 1,253.79 mi (2,017.78 km) |
| Belas to Oestrich-Winkel | 1,147.61 mi (1,846.89 km) |
| Belas to Offenburg | 1,086.13 mi (1,747.96 km) |
| Belas to Oftersheim | 1,144.54 mi (1,841.95 km) |
| Belas to Ohrdruf | 1,279.20 mi (2,058.68 km) |
| Belas to Ohringen | 1,173.33 mi (1,888.29 km) |
| Belas to Olbernhau | 1,371.57 mi (2,207.32 km) |
| Belas to Olching | 1,214.43 mi (1,954.44 km) |
| Belas to Oldenburg | 1,293.25 mi (2,081.28 km) |
| Belas to Oldenburg in Holstein | 1,427.84 mi (2,297.88 km) |
| Belas to Olfen | 1,200.94 mi (1,932.73 km) |
| Belas to Olpe | 1,184.50 mi (1,906.26 km) |
| Belas to Olsberg | 1,220.86 mi (1,964.79 km) |
| Belas to Oranienburg | 1,441.43 mi (2,319.75 km) |
| Belas to Ortenberg | 1,199.91 mi (1,931.07 km) |
