57437 is zip code located in Eureka, South Dakota. The population is 1,373, making 57437 the largest zipcode in Eureka and the largest in Mcpherson County.
There are 3 public schools in 57437 with an average Homefacts rating of B+. , and there are 1 registered sex offenders residing in the zip code 57437. Unemployment in 57437 is moderate.