| Markham to Carlsbad (California) | 1,717.21 mi (2,763.58 km) |
| Markham to Carlsbad (New Mexico) | 1,109.43 mi (1,785.46 km) |
| Markham to Carmel (Indiana) | 138.88 mi (223.51 km) |
| Markham to Carmichael (California) | 1,777.72 mi (2,860.97 km) |
| Markham to Carney (Maryland) | 605.47 mi (974.41 km) |
| Markham to Carnot-Moon (Pennsylvania) | 396.28 mi (637.75 km) |
| Markham to Carol Stream (Illinois) | 31.59 mi (50.84 km) |
| Markham to Carolina (Puerto Rico) | 2,050.42 mi (3,299.84 km) |
| Markham to Carolina Forest (South Carolina) | 722.66 mi (1,163.01 km) |
| Markham to Carpentersville (Illinois) | 47.49 mi (76.42 km) |
| Markham to Carpinteria (California) | 1,791.29 mi (2,882.81 km) |
| Markham to Carrboro (North Carolina) | 606.48 mi (976.04 km) |
| Markham to Carroll (Iowa) | 370.64 mi (596.48 km) |
| Markham to Carrollton (Georgia) | 572.01 mi (920.56 km) |
| Markham to Carrollton (Texas) | 780.19 mi (1,255.60 km) |
