| Cahokia to Corato | 5,249.88 mi (8,448.86 km) |
| Cahokia to Corbetta | 4,770.28 mi (7,677.03 km) |
| Cahokia to Corciano | 4,999.40 mi (8,045.76 km) |
| Cahokia to Cordenons | 4,898.76 mi (7,883.79 km) |
| Cahokia to Cori | 5,087.08 mi (8,186.87 km) |
| Cahokia to Coriano | 4,977.67 mi (8,010.78 km) |
| Cahokia to Corigliano Calabro | 5,322.88 mi (8,566.35 km) |
| Cahokia to Corleone | 5,266.05 mi (8,474.90 km) |
| Cahokia to Cormano | 4,777.04 mi (7,687.91 km) |
| Cahokia to Cornaredo | 4,773.66 mi (7,682.46 km) |
| Cahokia to Cornate d'Adda | 4,785.10 mi (7,700.88 km) |
| Cahokia to Cornedo Vicentino | 4,860.93 mi (7,822.92 km) |
| Cahokia to Correggio | 4,872.41 mi (7,841.39 km) |
| Cahokia to Corridonia | 5,044.11 mi (8,117.70 km) |
| Cahokia to Corsico | 4,779.59 mi (7,692.01 km) |
