New Castle, PA

ZIP Codes in New Castle, Pennsylvania

December 20, 2025

ZIP Code	Population	Coordinates
16101	30,954	40.9840, -80.2902
16102	5,166	40.9622, -80.4154
16103	--	40.9897, -80.3084
16105	15,565	41.0540, -80.3394
16107	--	40.9897, -80.3084
16108	--	40.9897, -80.3084

New Castle has 6 ZIP codes

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