| Bolton to Bicaz | 1,330.90 mi (2,141.88 km) |
| Bolton to Bistrita | 1,258.61 mi (2,025.54 km) |
| Bolton to Blaj | 1,270.14 mi (2,044.10 km) |
| Bolton to Bocsa | 1,214.67 mi (1,954.82 km) |
| Bolton to Boldesti-Scaeni | 1,399.21 mi (2,251.81 km) |
| Bolton to Bolintin Vale | 1,411.95 mi (2,272.32 km) |
| Bolton to Borsa | 1,247.22 mi (2,007.20 km) |
| Bolton to Botosani | 1,325.80 mi (2,133.67 km) |
| Bolton to Brad | 1,227.10 mi (1,974.83 km) |
| Bolton to Bragadiru | 1,423.73 mi (2,291.27 km) |
| Bolton to Braila | 1,467.18 mi (2,361.19 km) |
| Bolton to Brasov | 1,357.73 mi (2,185.06 km) |
| Bolton to Breaza | 1,378.29 mi (2,218.14 km) |
| Bolton to Bucharest | 1,426.30 mi (2,295.42 km) |
| Bolton to Buftea | 1,414.57 mi (2,276.52 km) |
