Johnsonville, NY is a city located in Rensselaer County, New York and has a land area of 31.74 square miles (82.21 km2). The water area for the city is 0.60 square miles or 1.55 km2. There is one unique zip code in Johnsonville, New York and it is 12094. The area code(s) for Johnsonville is 518.
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