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Served by U.S. Route 30 and the Pennsylvania Turnpike (I-76), which has an exit in the area.

💡 : U.S. ZIP Codes are always 5 digits in their basic form; the expanded ZIP+4 system uses 9 digits .

The 15642 ZIP Code serves Irwin, North Huntingdon, and portions of Penn Township in Pennsylvania. It is located approximately 20 miles southeast of Pittsburgh. Community & Infrastructure Irwin County: Westmoreland County