Black Rock AR ZIP Code
Black Rock city is located in Arkansas State, Lawrence County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Black Rock AR zip code by its streets and block numbers if we have some of the Black Rock streets loaded in our website
Black Rock Area Code is 870 and Time Zone is Central (GMT -06:00).
Black Rock Zip Code - Arkansas
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Black Rock City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Black Rock ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Black Rock, Arkansas.
The Black Rock Zip Code is 72415.
If you want to send a mail to Black Rock City, you should use the 72415 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Black Rock 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 72415 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Black Rock 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 Arkansas.