| Katy to Blue Island (Illinois) | 937.81 mi (1,509.26 km) |
| Katy to Blue Springs (Missouri) | 643.34 mi (1,035.36 km) |
| Katy to Bluffdale (Utah) | 1,168.36 mi (1,880.29 km) |
| Katy to Bluffton (Indiana) | 965.03 mi (1,553.07 km) |
| Katy to Bluffton (South Carolina) | 897.60 mi (1,444.54 km) |
| Katy to Blythe (California) | 1,133.68 mi (1,824.49 km) |
| Katy to Blytheville (Arkansas) | 546.11 mi (878.88 km) |
| Katy to Boca Raton (Florida) | 986.42 mi (1,587.50 km) |
| Katy to Boerne (Texas) | 173.53 mi (279.26 km) |
| Katy to Bogalusa (Louisiana) | 362.78 mi (583.83 km) |
| Katy to Boiling Springs (South Carolina) | 884.95 mi (1,424.19 km) |
| Katy to Boise (Idaho) | 1,471.66 mi (2,368.41 km) |
| Katy to Bolingbrook (Illinois) | 928.57 mi (1,494.39 km) |
| Katy to Bolivar (Missouri) | 557.53 mi (897.25 km) |
| Katy to Bon Air (Virginia) | 1,175.46 mi (1,891.71 km) |
