| South San Francisco to Bispham | 5,159.99 mi (8,304.21 km) |
| South San Francisco to Blackburn | 5,181.29 mi (8,338.48 km) |
| South San Francisco to Blackpool | 5,161.55 mi (8,306.71 km) |
| South San Francisco to Blairgowrie | 5,020.14 mi (8,079.13 km) |
| South San Francisco to Blandford Forum | 5,332.30 mi (8,581.51 km) |
| South San Francisco to Blaydon | 5,143.81 mi (8,278.17 km) |
| South San Francisco to Bletchley | 5,318.88 mi (8,559.91 km) |
| South San Francisco to Bloxwich | 5,250.70 mi (8,450.18 km) |
| South San Francisco to Blunsdon Saint Andrew | 5,306.49 mi (8,539.98 km) |
| South San Francisco to Blyth | 5,141.56 mi (8,274.55 km) |
| South San Francisco to Bo'ness | 5,040.02 mi (8,111.13 km) |
| South San Francisco to Bodmin | 5,271.67 mi (8,483.94 km) |
| South San Francisco to Bognor Regis | 5,381.12 mi (8,660.08 km) |
| South San Francisco to Bolsover | 5,241.27 mi (8,435.00 km) |
| South San Francisco to Bolton | 5,191.11 mi (8,354.28 km) |
