Dauphin, PA is a city located in Dauphin County, Pennsylvania and has a land area of 39.83 square miles (103.16 km2). The water area for the city is 3.80 square miles or 9.84 km2. There is one unique zip code in Dauphin, Pennsylvania and it is 17018. The area code(s) for Dauphin is 717.
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