| Keystone to Blue Island (Illinois) | 977.46 mi (1,573.07 km) |
| Keystone to Blue Springs (Missouri) | 1,006.53 mi (1,619.86 km) |
| Keystone to Bluffdale (Utah) | 1,866.93 mi (3,004.53 km) |
| Keystone to Bluffton (Indiana) | 883.48 mi (1,421.83 km) |
| Keystone to Bluffton (South Carolina) | 299.13 mi (481.40 km) |
| Keystone to Blythe (California) | 1,928.31 mi (3,103.31 km) |
| Keystone to Blytheville (Arkansas) | 687.69 mi (1,106.73 km) |
| Keystone to Boca Raton (Florida) | 195.30 mi (314.31 km) |
| Keystone to Boerne (Texas) | 980.95 mi (1,578.68 km) |
| Keystone to Bogalusa (Louisiana) | 473.65 mi (762.27 km) |
| Keystone to Boiling Springs (South Carolina) | 479.09 mi (771.03 km) |
| Keystone to Boise (Idaho) | 2,144.08 mi (3,450.56 km) |
| Keystone to Bolingbrook (Illinois) | 986.76 mi (1,588.04 km) |
| Keystone to Bolivar (Missouri) | 905.69 mi (1,457.57 km) |
| Keystone to Bon Air (Virginia) | 710.98 mi (1,144.22 km) |
