| Swansea to Bois-Colombes | 4,372.64 mi (7,037.08 km) |
| Swansea to Bois-d'Arcy | 4,367.10 mi (7,028.18 km) |
| Swansea to Bois-Guillaume | 4,308.83 mi (6,934.40 km) |
| Swansea to Boissy-Saint-Leger | 4,387.85 mi (7,061.56 km) |
| Swansea to Bolbec | 4,279.88 mi (6,887.79 km) |
| Swansea to Bollene | 4,637.17 mi (7,462.81 km) |
| Swansea to Bondoufle | 4,387.32 mi (7,060.71 km) |
| Swansea to Bondues | 4,345.42 mi (6,993.28 km) |
| Swansea to Bondy | 4,381.67 mi (7,051.61 km) |
| Swansea to Bonneuil-sur-Marne | 4,386.16 mi (7,058.84 km) |
| Swansea to Bonneville | 4,638.63 mi (7,465.16 km) |
| Swansea to Bordeaux | 4,391.87 mi (7,068.03 km) |
| Swansea to Borgo | 4,898.62 mi (7,883.56 km) |
| Swansea to Bouc-Bel-Air | 4,695.81 mi (7,557.18 km) |
| Swansea to Boucau | 4,397.02 mi (7,076.33 km) |
