You can verify any specific address or find a full 9-digit ZIP+4 code using the official USPS ZIP Code Lookup tool . ZIP Code™ Lookup - USPS Tracking
: Greensburg, PA (the county seat of Westmoreland County). 156496 zip
: Latrobe, PA (the home of Arnold Palmer and the training camp for the Pittsburgh Steelers). You can verify any specific address or find
: New Alexandria is part of the larger Derry Area, which has deep roots in the early industrial development of Western Pennsylvania, particularly in coal mining and the railroad industry. : New Alexandria is part of the larger
: Irwin, PA (a historic borough on the Pennsylvania Turnpike).
If you intended to look up a specific landmark or city, you might have been searching for:
: 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