| Port Talbot to Brownsburg (Indiana) | 3,848.56 mi (6,193.65 km) |
| Port Talbot to Brownsville (Florida) | 4,270.63 mi (6,872.92 km) |
| Port Talbot to Brownsville (Texas) | 4,979.65 mi (8,013.97 km) |
| Port Talbot to Brownwood (Texas) | 4,742.66 mi (7,632.58 km) |
| Port Talbot to Brunswick (Georgia) | 4,059.25 mi (6,532.74 km) |
| Port Talbot to Brunswick (Ohio) | 3,603.33 mi (5,799.00 km) |
| Port Talbot to Brushy Creek (Texas) | 4,755.95 mi (7,653.96 km) |
| Port Talbot to Bryan (Texas) | 4,694.23 mi (7,554.63 km) |
| Port Talbot to Bryant (Arkansas) | 4,340.42 mi (6,985.23 km) |
| Port Talbot to Bryn Mawr-Skyway (Washington) | 4,684.91 mi (7,539.63 km) |
| Port Talbot to Buckeye (Arizona) | 5,159.76 mi (8,303.83 km) |
| Port Talbot to Buckhall (Virginia) | 3,537.38 mi (5,692.86 km) |
| Port Talbot to Bucyrus (Ohio) | 3,668.93 mi (5,904.57 km) |
| Port Talbot to Buda (Texas) | 4,782.89 mi (7,697.32 km) |
| Port Talbot to Buena Park (California) | 5,319.91 mi (8,561.56 km) |
