85321 is zip code located in Ajo, Arizona. The population is 4,543, making 85321 the largest zipcode in Ajo.
There are 2 public schools in 85321 with an average Homefacts rating of C+. , and there are 15 registered sex offenders residing in the zip code 85321. Unemployment in 85321 is moderate.
Zip codes within Ajo include 85341.