| Hard to Blue Springs (Missouri) | 4,856.21 mi (7,815.32 km) |
| Hard to Bluffdale (Utah) | 5,385.14 mi (8,666.55 km) |
| Hard to Bluffton (Indiana) | 4,424.90 mi (7,121.19 km) |
| Hard to Bluffton (South Carolina) | 4,646.34 mi (7,477.56 km) |
| Hard to Blythe (California) | 5,857.64 mi (9,426.97 km) |
| Hard to Blytheville (Arkansas) | 4,839.24 mi (7,788.00 km) |
| Hard to Boca Raton (Florida) | 4,888.68 mi (7,867.58 km) |
| Hard to Boerne (Texas) | 5,498.41 mi (8,848.84 km) |
| Hard to Bogalusa (Louisiana) | 5,091.23 mi (8,193.55 km) |
| Hard to Boiling Springs (South Carolina) | 4,558.22 mi (7,335.75 km) |
| Hard to Boise (Idaho) | 5,335.10 mi (8,586.01 km) |
| Hard to Bolingbrook (Illinois) | 4,494.35 mi (7,232.96 km) |
| Hard to Bolivar (Missouri) | 4,893.65 mi (7,875.57 km) |
| Hard to Bon Air (Virginia) | 4,260.99 mi (6,857.40 km) |
| Hard to Bonham (Texas) | 5,202.64 mi (8,372.84 km) |
