| Constanta to Boppard | 1,068.37 mi (1,719.38 km) |
| Constanta to Borgentreich | 1,029.15 mi (1,656.26 km) |
| Constanta to Borgholzhausen | 1,080.66 mi (1,739.15 km) |
| Constanta to Borken | 1,131.12 mi (1,820.36 km) |
| Constanta to Borna | 888.50 mi (1,429.91 km) |
| Constanta to Bornheim | 1,102.92 mi (1,774.98 km) |
| Constanta to Bosel | 1,119.01 mi (1,800.87 km) |
| Constanta to Bottrop | 1,121.96 mi (1,805.61 km) |
| Constanta to Bovenden | 1,003.15 mi (1,614.42 km) |
| Constanta to Brackenheim | 985.24 mi (1,585.58 km) |
| Constanta to Brake | 1,109.08 mi (1,784.89 km) |
| Constanta to Brakel | 1,035.74 mi (1,666.86 km) |
| Constanta to Bramsche | 1,101.00 mi (1,771.89 km) |
| Constanta to Brand | 1,138.13 mi (1,831.65 km) |
| Constanta to Brand-Erbisdorf | 848.88 mi (1,366.14 km) |
