| Markham to Jeffersontown (Kentucky) | 260.09 mi (418.57 km) |
| Markham to Jeffersonville (Indiana) | 248.76 mi (400.33 km) |
| Markham to Jenison (Michigan) | 131.25 mi (211.23 km) |
| Markham to Jenks (Oklahoma) | 590.04 mi (949.58 km) |
| Markham to Jennings (Missouri) | 240.77 mi (387.48 km) |
| Markham to Jensen Beach (Florida) | 1,077.85 mi (1,734.63 km) |
| Markham to Jericho (New York) | 736.93 mi (1,185.97 km) |
| Markham to Jerome (Idaho) | 1,370.33 mi (2,205.34 km) |
| Markham to Jersey City (New Jersey) | 710.46 mi (1,143.38 km) |
| Markham to Jessup (Maryland) | 598.40 mi (963.04 km) |
| Markham to Johns Creek (Georgia) | 556.25 mi (895.20 km) |
| Markham to Johnson City (New York) | 604.10 mi (972.21 km) |
| Markham to Johnson City (Tennessee) | 461.75 mi (743.12 km) |
| Markham to Johnston (Iowa) | 311.49 mi (501.30 km) |
| Markham to Johnstown (Colorado) | 902.87 mi (1,453.03 km) |
