Tranquility, NJ is a city located in Sussex County, New Jersey and has a land area of 0.00 square miles (0.00 km2). The water area for the city is 0.00 square miles or 0.00 km2. There is one unique zip code in Tranquility, New Jersey and it is 07879. The area code(s) for Tranquility is 973/862.
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