| Madison to Baraboo (Wisconsin) | 31.88 mi (51.31 km) |
| Madison to Barberton (Ohio) | 424.35 mi (682.92 km) |
| Madison to Bardstown (Kentucky) | 418.43 mi (673.40 km) |
| Madison to Barrington (Illinois) | 90.95 mi (146.36 km) |
| Madison to Barstow (California) | 1,581.28 mi (2,544.82 km) |
| Madison to Bartlesville (Oklahoma) | 558.93 mi (899.51 km) |
| Madison to Bartlett (Illinois) | 97.16 mi (156.37 km) |
| Madison to Bartlett (Tennessee) | 542.76 mi (873.48 km) |
| Madison to Bartow (Florida) | 1,131.80 mi (1,821.45 km) |
| Madison to Batavia (Illinois) | 101.56 mi (163.45 km) |
| Madison to Batavia (New York) | 565.84 mi (910.62 km) |
| Madison to Batesville (Arkansas) | 519.08 mi (835.38 km) |
| Madison to Baton Rouge (Louisiana) | 878.58 mi (1,413.94 km) |
| Madison to Battle Creek (Michigan) | 218.24 mi (351.22 km) |
| Madison to Battle Ground (Washington) | 1,634.26 mi (2,630.08 km) |
