Mcallen TX ZIP Code
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Mcallen city is located in Texas State, Hidalgo County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Mcallen TX zip code by its streets and block numbers if we have some of the Mcallen streets loaded in our website
Mcallen Area Code is 956 and Time Zone is Central (GMT -06:00).
Mcallen Zip Code - Texas
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Mcallen City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Mcallen ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Mcallen, Texas.
The Mcallen Zip Code is 78501, 78502, 78503, 78504, 78505.
If you want to send a mail to Mcallen City, you should use the 78501, 78502, 78503, 78504, 78505 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Mcallen 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 78501, 78502, 78503, 78504, 78505 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Mcallen 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.