| Troisdorf to Boppard | 44.69 mi (71.93 km) |
| Troisdorf to Borgentreich | 104.47 mi (168.12 km) |
| Troisdorf to Borgholzhausen | 101.47 mi (163.30 km) |
| Troisdorf to Borken | 71.38 mi (114.87 km) |
| Troisdorf to Borna | 233.43 mi (375.66 km) |
| Troisdorf to Bornheim | 7.66 mi (12.33 km) |
| Troisdorf to Bosel | 155.07 mi (249.57 km) |
| Troisdorf to Bottrop | 49.99 mi (80.45 km) |
| Troisdorf to Bovenden | 131.14 mi (211.06 km) |
| Troisdorf to Brackenheim | 146.80 mi (236.25 km) |
| Troisdorf to Brake | 182.82 mi (294.23 km) |
| Troisdorf to Brakel | 107.49 mi (173.00 km) |
| Troisdorf to Bramsche | 115.05 mi (185.16 km) |
| Troisdorf to Brand | 43.52 mi (70.04 km) |
| Troisdorf to Brand-Erbisdorf | 268.98 mi (432.88 km) |
