| Erkrath to Bistrita | 840.57 mi (1,352.76 km) |
| Erkrath to Blaj | 847.50 mi (1,363.92 km) |
| Erkrath to Bocsa | 788.97 mi (1,269.73 km) |
| Erkrath to Boldesti-Scaeni | 976.08 mi (1,570.84 km) |
| Erkrath to Bolintin Vale | 987.43 mi (1,589.11 km) |
| Erkrath to Borsa | 832.26 mi (1,339.39 km) |
| Erkrath to Botosani | 915.50 mi (1,473.35 km) |
| Erkrath to Brad | 803.05 mi (1,292.39 km) |
| Erkrath to Bragadiru | 999.26 mi (1,608.16 km) |
| Erkrath to Braila | 1,047.28 mi (1,685.43 km) |
| Erkrath to Brasov | 935.79 mi (1,506.01 km) |
| Erkrath to Breaza | 955.12 mi (1,537.11 km) |
| Erkrath to Bucharest | 1,002.04 mi (1,612.63 km) |
| Erkrath to Buftea | 990.41 mi (1,593.91 km) |
| Erkrath to Buhusi | 946.62 mi (1,523.45 km) |
