| Markham to Clemson (South Carolina) | 546.23 mi (879.07 km) |
| Markham to Clermont (Florida) | 963.27 mi (1,550.24 km) |
| Markham to Cleveland (Mississippi) | 567.55 mi (913.38 km) |
| Markham to Cleveland (Ohio) | 310.87 mi (500.30 km) |
| Markham to Cleveland (Tennessee) | 468.94 mi (754.68 km) |
| Markham to Cleveland Heights (Ohio) | 316.77 mi (509.79 km) |
| Markham to Cliffside Park (New Jersey) | 713.50 mi (1,148.26 km) |
| Markham to Clifton (Colorado) | 1,104.90 mi (1,778.17 km) |
| Markham to Clifton (New Jersey) | 704.31 mi (1,133.48 km) |
| Markham to Clinton (Iowa) | 132.61 mi (213.42 km) |
| Markham to Clinton (Maryland) | 601.91 mi (968.68 km) |
| Markham to Clinton (Mississippi) | 655.27 mi (1,054.56 km) |
| Markham to Clinton (Utah) | 1,260.09 mi (2,027.91 km) |
| Markham to Clive (Iowa) | 315.47 mi (507.69 km) |
| Markham to Cloquet (Minnesota) | 426.31 mi (686.07 km) |
