| Madison to Blue Island (Illinois) | 131.61 mi (211.80 km) |
| Madison to Blue Springs (Missouri) | 378.95 mi (609.86 km) |
| Madison to Bluffdale (Utah) | 1,171.87 mi (1,885.95 km) |
| Madison to Bluffton (Indiana) | 270.53 mi (435.37 km) |
| Madison to Bluffton (South Carolina) | 881.06 mi (1,417.93 km) |
| Madison to Blythe (California) | 1,507.18 mi (2,425.58 km) |
| Madison to Blytheville (Arkansas) | 494.77 mi (796.26 km) |
| Madison to Boca Raton (Florida) | 1,267.07 mi (2,039.15 km) |
| Madison to Boerne (Texas) | 1,053.60 mi (1,695.61 km) |
| Madison to Bogalusa (Louisiana) | 850.31 mi (1,368.44 km) |
| Madison to Boiling Springs (South Carolina) | 682.47 mi (1,098.32 km) |
| Madison to Boise (Idaho) | 1,343.19 mi (2,161.66 km) |
| Madison to Bolingbrook (Illinois) | 116.58 mi (187.62 km) |
| Madison to Bolivar (Missouri) | 433.55 mi (697.74 km) |
| Madison to Bon Air (Virginia) | 730.95 mi (1,176.34 km) |
