What is what area code is 845?

The area code 845 is a telephone area code in the state of New York, covering the Hudson Valley region. It was created in 2000 when it split off from area code 914. The 845 area code serves counties such as Dutchess, Orange, Ulster, Rockland, Sullivan, and Putnam. The largest city within the 845 area code is Poughkeepsie.