Kenilworth, NJ is a city located in Union County, New Jersey and has a land area of 2.15 square miles (5.57 km2). The water area for the city is 0.00 square miles or 0.00 km2. There is one unique zip code in Kenilworth, New Jersey and it is 07033. The area code(s) for Kenilworth is 908.
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