52221 is zip code located in Guernsey, Iowa. The population is 196, making 52221 the largest zipcode in Guernsey and the 8th largest in Poweshiek County.
There are 0 public schools in 52221 with an average Homefacts rating of NA. , and there are 1 registered sex offenders residing in the zip code 52221. Unemployment in 52221 is low.