H. R. 2430 instructs the United States Postal Service to assign a unique ZIP Code specifically for the town of Northlake, Texas. The bill mandates that this new ZIP Code be established no later than 270 days following the bill's enactment.
Simple Explanation
The bill wants the Post Office to give the town of Northlake, Texas, its own special ZIP Code, like a unique number for mail, and they have to do it in about 9 months after the bill is signed into law.