Below is a list of Hilliard FL zip codes. For your research we have also included Hilliard Area Code, Time Zone, UTC and the local Nassau County FIPS Code. Each Hilliard Florida zip code has a center Longitude / Latitude point (the Hilliard center is -81.922500610352 / 30.688400268555). For your convenience we have also indicated if that zip code in Hilliard observes Daylight Savings time.