| Idil to Boppard | 1,905.81 mi (3,067.10 km) |
| Idil to Borgentreich | 1,863.21 mi (2,998.55 km) |
| Idil to Borgholzhausen | 1,913.52 mi (3,079.52 km) |
| Idil to Borken | 1,966.00 mi (3,163.98 km) |
| Idil to Borna | 1,720.96 mi (2,769.62 km) |
| Idil to Bornheim | 1,940.01 mi (3,122.14 km) |
| Idil to Bosel | 1,948.04 mi (3,135.07 km) |
| Idil to Bottrop | 1,957.65 mi (3,150.54 km) |
| Idil to Bovenden | 1,836.52 mi (2,955.59 km) |
| Idil to Brackenheim | 1,822.22 mi (2,932.59 km) |
| Idil to Brake | 1,935.51 mi (3,114.90 km) |
| Idil to Brakel | 1,869.30 mi (3,008.35 km) |
| Idil to Bramsche | 1,932.91 mi (3,110.72 km) |
| Idil to Brand | 1,975.38 mi (3,179.07 km) |
| Idil to Brand-Erbisdorf | 1,681.39 mi (2,705.93 km) |
