| West Chicago to Somerset (New Jersey) | 719.08 mi (1,157.25 km) |
| West Chicago to Somersworth (New Hampshire) | 885.60 mi (1,425.24 km) |
| West Chicago to Somerton (Arizona) | 1,583.00 mi (2,547.59 km) |
| West Chicago to Somerville (Massachusetts) | 876.45 mi (1,410.50 km) |
| West Chicago to Somerville (New Jersey) | 712.64 mi (1,146.89 km) |
| West Chicago to Sonoma (California) | 1,814.38 mi (2,919.95 km) |
| West Chicago to Soquel (California) | 1,818.69 mi (2,926.90 km) |
| West Chicago to South Bend (Indiana) | 101.89 mi (163.97 km) |
| West Chicago to South Bradenton (Florida) | 1,046.97 mi (1,684.94 km) |
| West Chicago to South Burlington (Vermont) | 775.32 mi (1,247.76 km) |
| West Chicago to South Charleston (West Virginia) | 422.39 mi (679.76 km) |
| West Chicago to South Daytona (Florida) | 967.81 mi (1,557.55 km) |
| West Chicago to South El Monte (California) | 1,702.33 mi (2,739.64 km) |
| West Chicago to South Elgin (Illinois) | 7.95 mi (12.80 km) |
| West Chicago to South Euclid (Ohio) | 346.49 mi (557.62 km) |
