| Cahokia to Chantilly (Virginia) | 686.20 mi (1,104.34 km) |
| Cahokia to Chaparral (New Mexico) | 1,017.84 mi (1,638.06 km) |
| Cahokia to Chapel Hill (North Carolina) | 638.78 mi (1,028.01 km) |
| Cahokia to Charleston (Illinois) | 124.78 mi (200.82 km) |
| Cahokia to Charleston (South Carolina) | 696.45 mi (1,120.83 km) |
| Cahokia to Charleston (West Virginia) | 462.52 mi (744.35 km) |
| Cahokia to Charlotte (North Carolina) | 565.95 mi (910.80 km) |
| Cahokia to Charlottesville (Virginia) | 634.68 mi (1,021.41 km) |
| Cahokia to Chaska (Minnesota) | 466.66 mi (751.01 km) |
| Cahokia to Chatham (Illinois) | 80.88 mi (130.17 km) |
| Cahokia to Chattanooga (Tennessee) | 364.37 mi (586.40 km) |
| Cahokia to Cheat Lake (West Virginia) | 558.28 mi (898.46 km) |
| Cahokia to Chelsea (Alabama) | 412.75 mi (664.25 km) |
| Cahokia to Chelsea (Massachusetts) | 1,037.98 mi (1,670.46 km) |
| Cahokia to Cheney (Washington) | 1,504.79 mi (2,421.73 km) |
