Alachua County (1824 - Present)
Baker County (1861 - Present)
Bay County (1913 - Present)
Bloxham County Proposed (1915 - 1915)
Broward County (1915 - Present)
Broward County Proposed (1913 - 1913)
Calhoun County (1838 - Present)
Charlotte County (1921 - Present)
Citrus County (1887 - Present)
Clay County (1858 - Present)
Collier County (1923 - Present)
Columbia County (1832 - Present)
Dade County (1836 - Present)
De Soto County (1887 - Present)
Dixie County (1921 - Present)
Duval County (1822 - Present)
Escambia County (1821 - Present)
Fayette Ext County (1832 - 1834)
Flagler County (1917 - Present)
Franklin County (1832 - Present)
Gadsden County (1823 - Present)
Gilchrist County (1926 - Present)
Glades County (1921 - Present)
Gulf County (1925 - Present)
Hamilton County (1827 - Present)
Hardee County (1921 - Present)
Hendry County (1923 - Present)
Hernando County (1843 - Present)
Highlands County (1921 - Present)
Hillsborough County (1834 - Present)
Holmes County (1848 - Present)
Indian River County (1925 - Present)
Jackson County (1822 - Present)
Jefferson County (1827 - Present)
Lafayette County (1856 - Present)
Lake County (1887 - Present)
Lee County (1887 - Present)
Leon County (1824 - Present)
Levy County (1845 - Present)
Liberty County (1855 - Present)
Madison County (1827 - Present)
Manatee County (1855 - Present)
Marion County (1844 - Present)
Martin County (1925 - Present)
Monroe County (1823 - Present)
Mosquito County (1824 - Present)
Nassau County (1824 - Present)
New River County (1859 - Present)
Okaloosa County (1915 - Present)
Okeechobee County (1917 - Present)
Osceola County (1887 - Present)
Palm Beach County (1909 - Present)
Pasco County (1887 - Present)
Pinellas County (1911 - Present)
Polk County (1861 - Present)
Putnam County (1849 - Present)
Santa Rosa County (1842 - Present)
Sarasota County (1921 - Present)
Seminole County (1913 - Present)
St Johns County (1821 - Present)
St Lucie County (1844 - Present)
St Lucie County (1905 - Present)
Sumter County (1853 - Present)
Suwannee County (1859 - Present)
Taylor County (1856 - Present)
Union County (1921 - Present)
Volusia County (1854 - Present)
Wakulla County (1843 - Present)
Walton County (1824 - Present)
Washington County (1825 - Present)