Florida Air National Guard and is in Amelia Island south of the central business district of Fernandina Beach. It is designated as a reliever airport for Jacksonville International Airport. Hilliard is home to a Federal Aviation Administration (FAA) Air Traffic Control Center, which coordinates most commercial and civilian air traffic for the southeastern United States. The FAA center is a major employer in Hilliard and there are many retired FAA employees who live in Nassau County. The Florida Welcome Center in the county is a "tourist information house", near the Florida/Georgia state line on I-95. This center provides incoming visitors with a variety of information on travel, highways, sports, climate, accommodations, cities, outdoor recreation, and attractions. In tribute to the citrus industry (which historically has been a major part of Florida's economy), every visitor is offered a free cup of Florida citrus juice (orange or grapefruit). Top employers According to the Nassau County website as of June 2019, the top employers in the county are: Education Public – Nassau County School District Nassau County Public School District operates public schools. Its schools are below: Elementary schools: Bryceville Elementary (K-5) – Bryceville Callahan Elementary (PreK-2) – Callahan Callahan Intermediate (3–5) – Callahan Emma Love Hardee Elementary (3–5) – Fernandina Beach Hilliard Elementary (PreK-5) – Hilliard Southside Elementary (PreK-2) – Fernandina Beach Yulee Elementary (3–5) – Yulee Yulee Primary (PreK-2) – Yulee Wildlight Elementary (K-5) – Wildlight Middle schools: Callahan Middle (6–8) (Mascot: Ramblers) – Callahan Fernandina Beach Middle (6–8) (Mascot: Pirates) – Fernandina Beach Yulee Middle (6–8) (Mascot: Hornets) – Yulee High schools: Fernandina Beach High (9–12) (Mascot: Pirates) – Fernandina Beach West Nassau High (9–12) (Mascot: Warriors) – Callahan Yulee High (9–12) (Mascot: Hornets) – Yulee Middle-senior high schools: Hilliard Middle-Senior High (6–12) (Mascot: Red Flashes ) – Hilliard Private schools Amelia Island Montessori ( Pre Kindergarten-8) – Fernandina Beach Faith Christian Academy (Pre- Kindergarten-12) – Fernandina Beach Fernandina Beach Christian Academy ( Kindergarten-5th (2015)) – Fernandina Beach Nassau Christian School ( Pre Kindergarten-12) – Yulee St. Michaels Academy (Pre Kindergarten-8) – Fernandina Beach Sonshine Christian School( Pre Kindergarten-12) – Callahan Higher education Florida State College at Jacksonville, a state college in the Florida College System, has a campus in Nassau County near Yulee called the Betty Cook Center. It is accredited by the Southern Association of Colleges and Schools to award associates degrees and bachelor's degrees. Libraries The Nassau