Ada OK ZIP Code
Ada city is located in Oklahoma State, Pontotoc County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Ada OK zip code by its streets and block numbers if we have some of the Ada streets loaded in our website
Ada Area Code is 580 and Time Zone is Central (GMT -06:00).
Ada Zip Code - Oklahoma
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Ada City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Ada ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Ada, Oklahoma.
The Ada Zip Code is 74820, 74821.
If you want to send a mail to Ada City, you should use the 74820, 74821 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Ada 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 74820, 74821 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Ada 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 Oklahoma.