This bill mandates that the United States Postal Service (USPS) designate a single, unique ZIP Code exclusively for the area encompassing Northlake, Texas. The legislation specifies a timeframe, requiring the USPS to implement this change within 270 days following the bill's enactment. This directive aims to provide the community of Northlake with its own distinct postal identifier, separating it from other areas that may currently share its ZIP Code.