Houston Zip code

Houston Zip code / Houston Postal code

Houston Zip code, introduced by the United States Postal Service (USPS) in 1963, are numerical codes used to identify specific geographic regions for mail delivery. and Houston zip code used a 5-digit postal format XXXXX, The first 3 digit represent the postal delivery zone code, and last 2 digit represent the Post office in the Houston.

There are total 11 zipcode code in Houston and range of zipcode is 31005 to 31099. View all the zip code on map of Houston by clicking on our mapview appliction.

1. What is the format of zip codes in Houston?
Houston zip codes follow the standard 5-digit format, starting with the number - 310.

2. How many zip codes are there in Houston?
There are approximately 11 zip codes in Houston, covering a vast area of the county.

3. Do all areas in Houston have zip codes?
Yes, almost all populated areas in Houston are assigned a unique zip code for mail delivery purposes.