| Cahokia to Cadillac (Michigan) | 463.67 mi (746.20 km) |
| Cahokia to Caguas (Puerto Rico) | 2,019.00 mi (3,249.27 km) |
| Cahokia to Calabasas (California) | 1,607.88 mi (2,587.63 km) |
| Cahokia to Caldwell (Idaho) | 1,415.96 mi (2,278.76 km) |
| Cahokia to Caledonia (Wisconsin) | 316.39 mi (509.18 km) |
| Cahokia to Calera (Alabama) | 422.11 mi (679.33 km) |
| Cahokia to Calexico (California) | 1,473.31 mi (2,371.07 km) |
| Cahokia to Calhoun (Georgia) | 404.70 mi (651.30 km) |
| Cahokia to California (Maryland) | 740.21 mi (1,191.26 km) |
| Cahokia to California City (California) | 1,542.90 mi (2,483.05 km) |
| Cahokia to Callaway (Florida) | 639.12 mi (1,028.57 km) |
| Cahokia to Calumet City (Illinois) | 252.30 mi (406.04 km) |
| Cahokia to Calverton (Maryland) | 712.49 mi (1,146.65 km) |
| Cahokia to Camano (Washington) | 1,736.66 mi (2,794.88 km) |
| Cahokia to Camarillo (California) | 1,625.55 mi (2,616.08 km) |
