| Constanta to Blackburn | 1,542.72 mi (2,482.77 km) |
| Constanta to Blackpool | 1,566.36 mi (2,520.81 km) |
| Constanta to Blairgowrie | 1,627.66 mi (2,619.46 km) |
| Constanta to Blandford Forum | 1,497.17 mi (2,409.47 km) |
| Constanta to Blaydon | 1,534.05 mi (2,468.81 km) |
| Constanta to Bletchley | 1,447.07 mi (2,328.84 km) |
| Constanta to Bloxwich | 1,507.63 mi (2,426.30 km) |
| Constanta to Blunsdon Saint Andrew | 1,487.45 mi (2,393.83 km) |
| Constanta to Blyth | 1,529.52 mi (2,461.52 km) |
| Constanta to Bo'ness | 1,625.65 mi (2,616.23 km) |
| Constanta to Bodmin | 1,606.65 mi (2,585.66 km) |
| Constanta to Bognor Regis | 1,432.04 mi (2,304.64 km) |
| Constanta to Bolsover | 1,486.95 mi (2,393.02 km) |
| Constanta to Bolton | 1,538.06 mi (2,475.27 km) |
| Constanta to Bonhill | 1,660.60 mi (2,672.48 km) |
