Use this Ulster County, NY county government directory to find phone numbers, information & website links for all the city government & municipal government offices. Find the information about Ulster County law enforcement agencies, such as probation & parole, the public defender, the district attorney & the county courthouse. Find places to obtain a passport in Ulster County, NY listed here. Also find phone numbers for the Ulster County libraries and parks in Ulster County, NY. Any Ulster County government phone numbers you will need can be found right here!