57657 is zip code located in East Corson, South Dakota. The population is 287, making 57657 the 3rd largest zipcode in East Corson and the 6th largest in Corson County.
There are 0 public schools in 57657 with an average Homefacts rating of NA. , and there are 1 registered sex offenders residing in the zip code 57657. Unemployment in 57657 is very high.
Zip codes within East Corson include 57630, 57641 and 57642.