| Seia to Blumberg | 951.53 mi (1,531.35 km) |
| Seia to Bobenheim-Roxheim | 1,004.64 mi (1,616.81 km) |
| Seia to Bobingen | 1,059.48 mi (1,705.07 km) |
| Seia to Boblingen | 998.26 mi (1,606.55 km) |
| Seia to Bocholt | 1,041.11 mi (1,675.50 km) |
| Seia to Bochum | 1,043.69 mi (1,679.66 km) |
| Seia to Bockenem | 1,163.84 mi (1,873.03 km) |
| Seia to Bockhorn | 1,158.55 mi (1,864.51 km) |
| Seia to Bogen | 1,155.60 mi (1,859.75 km) |
| Seia to Bohl-Iggelheim | 994.73 mi (1,600.86 km) |
| Seia to Bohmte | 1,119.25 mi (1,801.27 km) |
| Seia to Boizenburg | 1,240.36 mi (1,996.16 km) |
| Seia to Bonen | 1,066.64 mi (1,716.60 km) |
| Seia to Bonn | 1,006.41 mi (1,619.66 km) |
| Seia to Bopfingen | 1,057.68 mi (1,702.18 km) |
