| Unterwellenborn to Bistrita | 640.11 mi (1,030.16 km) |
| Unterwellenborn to Blaj | 649.28 mi (1,044.92 km) |
| Unterwellenborn to Bocsa | 597.86 mi (962.17 km) |
| Unterwellenborn to Boldesti-Scaeni | 778.32 mi (1,252.59 km) |
| Unterwellenborn to Bolintin Vale | 791.54 mi (1,273.86 km) |
| Unterwellenborn to Borsa | 631.39 mi (1,016.12 km) |
| Unterwellenborn to Botosani | 714.75 mi (1,150.29 km) |
| Unterwellenborn to Brad | 606.48 mi (976.03 km) |
| Unterwellenborn to Bragadiru | 803.27 mi (1,292.73 km) |
| Unterwellenborn to Braila | 847.49 mi (1,363.91 km) |
| Unterwellenborn to Brasov | 737.04 mi (1,186.15 km) |
| Unterwellenborn to Breaza | 757.40 mi (1,218.92 km) |
| Unterwellenborn to Bucharest | 805.70 mi (1,296.65 km) |
| Unterwellenborn to Buftea | 793.91 mi (1,277.67 km) |
| Unterwellenborn to Buhusi | 745.88 mi (1,200.38 km) |
