| San Gwann to Blackburn | 1,478.21 mi (2,378.95 km) |
| San Gwann to Blackpool | 1,496.85 mi (2,408.94 km) |
| San Gwann to Blairgowrie | 1,652.25 mi (2,659.04 km) |
| San Gwann to Blandford Forum | 1,322.14 mi (2,127.77 km) |
| San Gwann to Blaydon | 1,524.57 mi (2,453.56 km) |
| San Gwann to Bletchley | 1,338.50 mi (2,154.11 km) |
| San Gwann to Bloxwich | 1,406.00 mi (2,262.74 km) |
| San Gwann to Blunsdon Saint Andrew | 1,348.42 mi (2,170.07 km) |
| San Gwann to Blyth | 1,528.76 mi (2,460.30 km) |
| San Gwann to Bo'ness | 1,627.48 mi (2,619.18 km) |
| San Gwann to Bodmin | 1,387.18 mi (2,232.45 km) |
| San Gwann to Bognor Regis | 1,273.68 mi (2,049.79 km) |
| San Gwann to Bolsover | 1,419.35 mi (2,284.23 km) |
| San Gwann to Bolton | 1,467.86 mi (2,362.30 km) |
| San Gwann to Bonhill | 1,649.43 mi (2,654.50 km) |
