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