| Tonypandy to Blue Springs (Missouri) | 4,206.73 mi (6,770.08 km) |
| Tonypandy to Bluffdale (Utah) | 4,764.30 mi (7,667.41 km) |
| Tonypandy to Bluffton (Indiana) | 3,772.07 mi (6,070.56 km) |
| Tonypandy to Bluffton (South Carolina) | 3,998.80 mi (6,435.45 km) |
| Tonypandy to Blythe (California) | 5,228.78 mi (8,414.91 km) |
| Tonypandy to Blytheville (Arkansas) | 4,186.04 mi (6,736.78 km) |
| Tonypandy to Boca Raton (Florida) | 4,251.64 mi (6,842.35 km) |
| Tonypandy to Boerne (Texas) | 4,845.68 mi (7,798.37 km) |
| Tonypandy to Bogalusa (Louisiana) | 4,438.71 mi (7,143.42 km) |
| Tonypandy to Boiling Springs (South Carolina) | 3,907.01 mi (6,287.73 km) |
| Tonypandy to Boise (Idaho) | 4,732.70 mi (7,616.55 km) |
| Tonypandy to Bolingbrook (Illinois) | 3,843.27 mi (6,185.14 km) |
| Tonypandy to Bolivar (Missouri) | 4,242.44 mi (6,827.55 km) |
| Tonypandy to Bon Air (Virginia) | 3,610.36 mi (5,810.31 km) |
| Tonypandy to Bonham (Texas) | 4,550.46 mi (7,323.26 km) |
