99621 is zip code located in Kwethluk, Alaska. The population is 705, making 99621 the largest zipcode in Kwethluk and the 2nd largest in Bethel Census Area.
There are 1 public schools in 99621 with an average Homefacts rating of D+. , and there are 16 registered sex offenders residing in the zip code 99621. Unemployment in 99621 is high.