31558 is zip code located in St. Marys, Georgia. The population is 20,171, making 31558 the largest zipcode in St. Marys and the 2nd largest in Camden County.
There are 5 public schools in 31558 with an average Homefacts rating of A-. , and there are 36 registered sex offenders residing in the zip code 31558. Unemployment in 31558 is moderate.