| Cahokia to Somersworth (New Hampshire) | 1,055.43 mi (1,698.56 km) |
| Cahokia to Somerton (Arizona) | 1,433.17 mi (2,306.46 km) |
| Cahokia to Somerville (Massachusetts) | 1,034.45 mi (1,664.78 km) |
| Cahokia to Somerville (New Jersey) | 839.64 mi (1,351.26 km) |
| Cahokia to Sonoma (California) | 1,738.27 mi (2,797.47 km) |
| Cahokia to Soquel (California) | 1,729.60 mi (2,783.52 km) |
| Cahokia to South Bend (Indiana) | 298.08 mi (479.72 km) |
| Cahokia to South Bradenton (Florida) | 883.67 mi (1,422.13 km) |
| Cahokia to South Burlington (Vermont) | 964.94 mi (1,552.93 km) |
| Cahokia to South Charleston (West Virginia) | 458.05 mi (737.16 km) |
| Cahokia to South Daytona (Florida) | 834.94 mi (1,343.70 km) |
| Cahokia to South El Monte (California) | 1,576.41 mi (2,536.99 km) |
| Cahokia to South Elgin (Illinois) | 256.29 mi (412.46 km) |
| Cahokia to South Euclid (Ohio) | 501.06 mi (806.37 km) |
| Cahokia to South Farmingdale (New York) | 901.14 mi (1,450.24 km) |
