Zip - 156496

: According to the U.S. Postal Service decoding system , the "1" indicates the Northeast region (encompassing Delaware, New York, and Pennsylvania), while the "56" narrows it down to the Western Pennsylvania sectional center. Historical Significance

The ZIP code belongs to New Alexandria, Pennsylvania , located in Westmoreland County. 156496 zip

: Irwin, PA (a historic borough on the Pennsylvania Turnpike). : According to the U

: Latrobe, PA (the home of Arnold Palmer and the training camp for the Pittsburgh Steelers). located in Westmoreland County. : Irwin