62236 is zip code located in Columbia, Illinois. The population is 12,670, making 62236 the largest zipcode in Columbia and the 9th largest in St. Clair County.
There are 4 public schools in 62236 with an average Homefacts rating of A. The total crime rate for Columbia is low , and there are 0 registered sex offenders residing in the zip code 62236. Unemployment in 62236 is very high.