| Asenovgrad to Blue Springs (Missouri) | 5,661.33 mi (9,111.03 km) |
| Asenovgrad to Bluffdale (Utah) | 6,129.46 mi (9,864.42 km) |
| Asenovgrad to Bluffton (Indiana) | 5,242.74 mi (8,437.38 km) |
| Asenovgrad to Bluffton (South Carolina) | 5,479.05 mi (8,817.68 km) |
| Asenovgrad to Blythe (California) | 6,613.79 mi (10,643.87 km) |
| Asenovgrad to Blytheville (Arkansas) | 5,659.44 mi (9,107.99 km) |
| Asenovgrad to Boca Raton (Florida) | 5,720.79 mi (9,206.73 km) |
| Asenovgrad to Boerne (Texas) | 6,314.60 mi (10,162.36 km) |
| Asenovgrad to Bogalusa (Louisiana) | 5,919.14 mi (9,525.93 km) |
| Asenovgrad to Boiling Springs (South Carolina) | 5,388.54 mi (8,672.01 km) |
| Asenovgrad to Boise (Idaho) | 6,048.50 mi (9,734.12 km) |
| Asenovgrad to Bolingbrook (Illinois) | 5,305.01 mi (8,537.59 km) |
| Asenovgrad to Bolivar (Missouri) | 5,704.07 mi (9,179.82 km) |
| Asenovgrad to Bon Air (Virginia) | 5,091.93 mi (8,194.67 km) |
| Asenovgrad to Bonham (Texas) | 6,016.38 mi (9,682.42 km) |
