| Gloucester to Bicaz | 1,310.32 mi (2,108.76 km) |
| Gloucester to Bistrita | 1,236.03 mi (1,989.20 km) |
| Gloucester to Blaj | 1,240.85 mi (1,996.96 km) |
| Gloucester to Bocsa | 1,175.63 mi (1,892.00 km) |
| Gloucester to Boldesti-Scaeni | 1,368.71 mi (2,202.73 km) |
| Gloucester to Bolintin Vale | 1,378.02 mi (2,217.71 km) |
| Gloucester to Borsa | 1,228.03 mi (1,976.33 km) |
| Gloucester to Botosani | 1,311.01 mi (2,109.86 km) |
| Gloucester to Brad | 1,194.94 mi (1,923.07 km) |
| Gloucester to Bragadiru | 1,389.94 mi (2,236.89 km) |
| Gloucester to Braila | 1,442.00 mi (2,320.68 km) |
| Gloucester to Brasov | 1,329.53 mi (2,139.67 km) |
| Gloucester to Breaza | 1,347.75 mi (2,168.99 km) |
| Gloucester to Bucharest | 1,393.10 mi (2,241.98 km) |
| Gloucester to Buftea | 1,381.66 mi (2,223.57 km) |
