77003 ZIP Code
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77003 is a zip code assigned by the US Postal Service Office for a US City.
You can search for the 77003 zip code by its streets and block numbers if we have some of the streets loaded in our website
You should use 77003 Zip Code if you want to send mail to a certain US City.
77003 Zip Code - US ZIP Codes
The US ZIP Code basic format consists of five decimal numerical digits assigned like the 77003 Zip Code. An extended ZIP+4 code, introduced in the 1980s, includes the five digits 77003 ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code.
77003 Zip Code belongs to Houston, TX - US. 77003 Zip code is located at Harris County and is related to this cities: Houston
77003 Zip Code Area Code is 832/713/281 and 77003 Zip Code Time Zone is Central (GMT -06:00).
In 1983, the U.S. Postal Service introduced an expanded Houston 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 77003 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Houston 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.