Monticello, NY is a city located in Sullivan County, New York and has a land area of 61.04 square miles (158.09 km2). The water area for the city is 1.55 square miles or 4.01 km2. There is one unique zip code in Monticello, New York and it is 12701. The area code(s) for Monticello is 845/914.
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