| Markham to Blue Island (Illinois) | 4.02 mi (6.47 km) |
| Markham to Blue Springs (Missouri) | 390.01 mi (627.66 km) |
| Markham to Bluffdale (Utah) | 1,261.92 mi (2,030.87 km) |
| Markham to Bluffton (Indiana) | 143.71 mi (231.27 km) |
| Markham to Bluffton (South Carolina) | 747.76 mi (1,203.40 km) |
| Markham to Blythe (California) | 1,565.72 mi (2,519.79 km) |
| Markham to Blytheville (Arkansas) | 409.34 mi (658.77 km) |
| Markham to Boca Raton (Florida) | 1,136.90 mi (1,829.66 km) |
| Markham to Boerne (Texas) | 1,022.87 mi (1,646.15 km) |
| Markham to Bogalusa (Louisiana) | 757.19 mi (1,218.58 km) |
| Markham to Boiling Springs (South Carolina) | 548.34 mi (882.47 km) |
| Markham to Boise (Idaho) | 1,450.92 mi (2,335.03 km) |
| Markham to Bolingbrook (Illinois) | 22.15 mi (35.65 km) |
| Markham to Bolivar (Missouri) | 411.05 mi (661.52 km) |
| Markham to Bon Air (Virginia) | 607.77 mi (978.12 km) |
