New Derry, PA is a city located in Westmoreland County, Pennsylvania and has a land area of 2.31 square miles (5.98 km2). The water area for the city is 0.00 square miles or 0.00 km2. There is one unique zip code in New Derry, Pennsylvania and it is 15671. The area code(s) for New Derry is 724/878.
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