| Cahokia to Caño Martin Peña (Puerto Rico) | 2,008.12 mi (3,231.75 km) |
| Cahokia to Cañon City (Colorado) | 812.40 mi (1,307.43 km) |
| Cahokia to Canóvanas (Puerto Rico) | 2,017.79 mi (3,247.31 km) |
| Cahokia to Canton (Georgia) | 434.71 mi (699.60 km) |
| Cahokia to Canton (Illinois) | 138.26 mi (222.51 km) |
| Cahokia to Canton (Mississippi) | 412.40 mi (663.69 km) |
| Cahokia to Canton (Ohio) | 493.22 mi (793.76 km) |
| Cahokia to Canyon (Texas) | 694.39 mi (1,117.51 km) |
| Cahokia to Canyon Lake (California) | 1,542.53 mi (2,482.45 km) |
| Cahokia to Canyon Lake (Texas) | 756.65 mi (1,217.71 km) |
| Cahokia to Cape Coral (Florida) | 950.44 mi (1,529.58 km) |
| Cahokia to Cape Girardeau (Missouri) | 92.99 mi (149.66 km) |
| Cahokia to Carbondale (Illinois) | 78.03 mi (125.57 km) |
| Cahokia to Carlisle (Pennsylvania) | 701.45 mi (1,128.88 km) |
| Cahokia to Carlsbad (California) | 1,557.67 mi (2,506.83 km) |
