Pine Bush is a hamlet (and census-designated place) located in the Towns of Crawford and Shawangunk, New York, within Orange and Ulster counties in the U.S.. It is roughly coterminous with the 12566 ZIP code and 744 telephone exchange in the 845 area code. These both extend into adjacent regions of the Town of Shawangunk in Ulster County. (The Pine Bush Central School District takes in part of the Town of Mamakating in Sullivan County as well).