| Abertawe to Brownsburg (Indiana) | 3,841.87 mi (6,182.89 km) |
| Abertawe to Brownsville (Florida) | 4,263.97 mi (6,862.19 km) |
| Abertawe to Brownsville (Texas) | 4,972.92 mi (8,003.14 km) |
| Abertawe to Brownwood (Texas) | 4,736.00 mi (7,621.86 km) |
| Abertawe to Brunswick (Georgia) | 4,052.52 mi (6,521.91 km) |
| Abertawe to Brunswick (Ohio) | 3,596.62 mi (5,788.20 km) |
| Abertawe to Brushy Creek (Texas) | 4,749.26 mi (7,643.19 km) |
| Abertawe to Bryan (Texas) | 4,687.53 mi (7,543.85 km) |
| Abertawe to Bryant (Arkansas) | 4,333.72 mi (6,974.45 km) |
| Abertawe to Bryn Mawr-Skyway (Washington) | 4,679.35 mi (7,530.69 km) |
| Abertawe to Buckeye (Arizona) | 5,153.40 mi (8,293.60 km) |
| Abertawe to Buckhall (Virginia) | 3,530.63 mi (5,682.01 km) |
| Abertawe to Bucyrus (Ohio) | 3,662.23 mi (5,893.78 km) |
| Abertawe to Buda (Texas) | 4,776.20 mi (7,686.55 km) |
| Abertawe to Buena Park (California) | 5,313.72 mi (8,551.61 km) |
