| Swansea to Billingham | 4,061.85 mi (6,536.92 km) |
| Swansea to Bilston | 4,089.73 mi (6,581.79 km) |
| Swansea to Binfield | 4,172.40 mi (6,714.82 km) |
| Swansea to Bingham | 4,121.08 mi (6,632.24 km) |
| Swansea to Bingley | 4,062.37 mi (6,537.76 km) |
| Swansea to Birchington | 4,254.92 mi (6,847.64 km) |
| Swansea to Birkenhead | 4,030.74 mi (6,486.85 km) |
| Swansea to Birmingham | 4,098.71 mi (6,596.24 km) |
| Swansea to Birstall | 4,072.14 mi (6,553.48 km) |
| Swansea to Birstall | 4,122.90 mi (6,635.17 km) |
| Swansea to Bishop Auckland | 4,045.52 mi (6,510.63 km) |
| Swansea to Bishopbriggs | 3,920.12 mi (6,308.83 km) |
| Swansea to Bishops Cleeve | 4,108.04 mi (6,611.25 km) |
| Swansea to Bishops Stortford | 4,196.15 mi (6,753.05 km) |
| Swansea to Bishopstoke | 4,165.51 mi (6,703.74 km) |
