| Hammersmith to Bicaz | 1,222.05 mi (1,966.70 km) |
| Hammersmith to Bistrita | 1,147.49 mi (1,846.70 km) |
| Hammersmith to Blaj | 1,151.38 mi (1,852.97 km) |
| Hammersmith to Bocsa | 1,085.42 mi (1,746.81 km) |
| Hammersmith to Boldesti-Scaeni | 1,279.06 mi (2,058.45 km) |
| Hammersmith to Bolintin Vale | 1,288.06 mi (2,072.94 km) |
| Hammersmith to Borsa | 1,140.08 mi (1,834.79 km) |
| Hammersmith to Botosani | 1,223.84 mi (1,969.57 km) |
| Hammersmith to Brad | 1,105.19 mi (1,778.64 km) |
| Hammersmith to Bragadiru | 1,299.99 mi (2,092.13 km) |
| Hammersmith to Braila | 1,352.94 mi (2,177.34 km) |
| Hammersmith to Brasov | 1,240.14 mi (1,995.82 km) |
| Hammersmith to Breaza | 1,258.10 mi (2,024.71 km) |
| Hammersmith to Bucharest | 1,303.19 mi (2,097.28 km) |
| Hammersmith to Buftea | 1,291.78 mi (2,078.92 km) |
