| Swansea to Ayr | 3,916.57 mi (6,303.11 km) |
| Swansea to Bacup | 4,052.79 mi (6,522.33 km) |
| Swansea to Baguley | 4,058.42 mi (6,531.40 km) |
| Swansea to Baildon | 4,064.95 mi (6,541.91 km) |
| Swansea to Bailleston | 3,925.54 mi (6,317.54 km) |
| Swansea to Balderton | 4,124.86 mi (6,638.32 km) |
| Swansea to Baldock | 4,178.69 mi (6,724.95 km) |
| Swansea to Balham | 4,196.78 mi (6,754.07 km) |
| Swansea to Bamber Bridge | 4,034.83 mi (6,493.43 km) |
| Swansea to Banbridge | 3,883.54 mi (6,249.96 km) |
| Swansea to Banbury | 4,132.64 mi (6,650.84 km) |
| Swansea to Bangor | 3,897.89 mi (6,273.05 km) |
| Swansea to Bangor | 3,992.92 mi (6,425.98 km) |
| Swansea to Banstead | 4,198.51 mi (6,756.85 km) |
| Swansea to Bargoed | 4,069.60 mi (6,549.40 km) |
