50136 is zip code located in Keswick, Iowa. The population is 401, making 50136 the largest zipcode in Keswick and the 9th largest in Keokuk County.
There are 0 public schools in 50136 with an average Homefacts rating of NA. , and there are 0 registered sex offenders residing in the zip code 50136. Unemployment in 50136 is moderate.