Ajo AZ ZIP Code
Ajo city is located in Arizona State, Pima County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Ajo AZ zip code by its streets and block numbers if we have some of the Ajo streets loaded in our website
Ajo Area Code is 520 and Time Zone is Mountain (GMT -07:00).
Ajo Zip Code - Arizona
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Ajo City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Ajo ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Ajo, Arizona.
The Ajo Zip Code is 85321.
If you want to send a mail to Ajo City, you should use the 85321 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Ajo ZIP code system that it called ZIP+4, often called "plus-four codes", "add-on codes", or "add ons". A ZIP+4 code uses the basic 85321 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Ajo city block, a group of apartments, an individual high-volume receiver of mail or any other unit that could use an extra identifier to aid in efficient mail sorting and delivery in Arizona.