| Markham to Indianapolis (Indiana) | 149.70 mi (240.92 km) |
| Markham to Indianola (Iowa) | 304.48 mi (490.01 km) |
| Markham to Indio (California) | 1,644.01 mi (2,645.78 km) |
| Markham to Inglewood (California) | 1,744.75 mi (2,807.90 km) |
| Markham to Inkster (Michigan) | 229.88 mi (369.95 km) |
| Markham to Inver Grove Heights (Minnesota) | 350.21 mi (563.61 km) |
| Markham to Inwood (New York) | 728.01 mi (1,171.62 km) |
| Markham to Iona (Florida) | 1,091.91 mi (1,757.26 km) |
| Markham to Ionia (Michigan) | 164.17 mi (264.21 km) |
| Markham to Iowa City (Iowa) | 198.33 mi (319.19 km) |
| Markham to Irmo (South Carolina) | 627.22 mi (1,009.41 km) |
| Markham to Irondale (Alabama) | 559.46 mi (900.36 km) |
| Markham to Ironton (Ohio) | 339.27 mi (546.00 km) |
| Markham to Irvine (California) | 1,724.32 mi (2,775.03 km) |
| Markham to Irving (Texas) | 789.84 mi (1,271.12 km) |
