57780 is zip code located in Castle Butte Township, South Dakota. The population is 161, making 57780 the largest zipcode in Castle Butte Township and the 10th largest in Pennington County.
There are 0 public schools in 57780 with an average Homefacts rating of NA. , and there are 0 registered sex offenders residing in the zip code 57780. Unemployment in 57780 is low.