Richardson TX ZIP Code
Richardson city is located in Texas State, Dallas County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Richardson TX zip code by its streets and block numbers if we have some of the Richardson streets loaded in our website
Richardson Area Code is 214 and Time Zone is Central (GMT -06:00).
Richardson Zip Code - Texas
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Richardson City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Richardson ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Richardson, Texas.
The Richardson Zip Code is 75080, 75081, 75082, 75083, 75085.
If you want to send a mail to Richardson City, you should use the 75080, 75081, 75082, 75083, 75085 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Richardson 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 75080, 75081, 75082, 75083, 75085 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Richardson 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 Texas.