Katy, TX

ZIP code 77491 is a post-office-box ZIP associated with Katy, Texas, rather than a conventional geographic ZIP with a defined residential area. As a result, no major public landmarks can be reliably identified as being within its boundaries. Nearby Katy attractions include Katy Mills, Typhoon Texas Waterpark, and Katy Heritage Park, but these are mapped to other Katy-area ZIP codes.