| Markham to Cernavoda | 5,292.05 mi (8,516.74 km) |
| Markham to Chitila | 5,212.78 mi (8,389.15 km) |
| Markham to Cisnadie | 5,090.76 mi (8,192.78 km) |
| Markham to Cluj-Napoca | 5,021.02 mi (8,080.56 km) |
| Markham to Codlea | 5,136.37 mi (8,266.18 km) |
| Markham to Comanesti | 5,135.10 mi (8,264.15 km) |
| Markham to Comarnic | 5,164.58 mi (8,311.58 km) |
| Markham to Constanta | 5,321.11 mi (8,563.49 km) |
| Markham to Corabia | 5,196.23 mi (8,362.53 km) |
| Markham to Costesti | 5,166.36 mi (8,314.45 km) |
| Markham to Covasna | 5,154.40 mi (8,295.21 km) |
| Markham to Craiova | 5,144.84 mi (8,279.83 km) |
| Markham to Cristuru Secuiesc | 5,093.64 mi (8,197.42 km) |
| Markham to Cugir | 5,057.00 mi (8,138.45 km) |
| Markham to Cumpana | 5,321.17 mi (8,563.59 km) |
