Adams County (1867 - Present)
Antelope County (1871 - Present)
Arthur County (1887 - Present)
Banner County (1888 - Present)
Blackbird County (1855 - 1856)
Blaine County (1885 - Present)
Boone County (1871 - Present)
Box Butte County (1886 - Present)
Boyd County (1891 - Present)
Brown County (1883 - Present)
Buffalo County (1855 - Present)
Burt County (1854 - Present)
Butler County (1856 - Present)
Calhoun County (1856 - Present)
Cass County (1854 - Present)
Cedar County (1857 - Present)
Chase County (1873 - Present)
Cherry County (1883 - Present)
Cheyenne County (1867 - Present)
Clay County (1867 - Present)
Clay County Original (1855 - 1864)
Colfax County (1869 - Present)
Cuming County (1855 - Present)
Custer County (1877 - Present)
Dakota County (1855 - Present)
Dawes County (1885 - Present)
Dawson County (1860 - Present)
Deuel County (1888 - Present)
Dixon County (1856 - Present)
Dodge County (1854 - Present)
Douglas County (1854 - Present)
Dundy County (1873 - Present)
Fillmore County (1856 - Present)
Forney County (1854 - 1856)
Franklin County (1867 - Present)
Frontier County (1872 - Present)
Furnas County (1873 - Present)
Gage County (1855 - Present)
Garden County (1909 - Present)
Garfield County (1884 - Present)
Gosper County (1873 - Present)
Grant County (1887 - Present)
Greeley County (1871 - Present)
Greene County (1855 - Present)
Hall County (1858 - Present)
Hamilton County (1867 - Present)
Harlan County (1871 - Present)
Hayes County (1877 - Present)
Hitchcock County (1873 - Present)
Holt County (1862 - Present)
Hooker County (1889 - Present)
Howard County (1871 - Present)
Izard County (1855 - Present)
Jackson County (1855 - 1856)
Jefferson County (1856 - Present)
Johnson County (1857 - Present)
Johnston County (1855 - 1856)
Jones County (1854 - 1867)
Kearney County (1860 - Present)
Keith County (1873 - Present)
Keya Paha County (1884 - Present)
Kimball County (1888 - Present)
LEau Qui Court County (1857 - Present)
Lancaster County (1855 - Present)
Logan County (1885 - Present)
Loup County (1883 - Present)
Loup County Original (1855 - 1856)
Madison County (1856 - Present)
Mcneale County (1855 - 1856)
Mcpherson County (1887 - Present)
Merrick County (1858 - Present)
Monroe County (1856 - 1860)
Morrill County (1908 - Present)
Morton County (1860 - 1863)
Nance County (1879 - Present)
Nemaha County (1855 - Present)
Nuckolls County (1860 - Present)
Otoe County (1855 - Present)
Pawnee County (1855 - Present)
Perkins County (1887 - Present)
Phelps County (1873 - Present)
Pierce County (1856 - Present)
Pierce County Original (1854 - 1856)
Platte County (1856 - Present)
Polk County (1856 - Present)
Red Willow County (1873 - Present)
Richardson County (1854 - Present)
Rock County (1888 - Present)
Saline County (1855 - Present)
Sarpy County (1857 - Present)
Scotts Bluff County (1888 - Present)
Sheridan County (1885 - Present)
Sherman County (1871 - Present)
Shorter County (1860 - Present)
Sioux County (1877 - Present)
Thayer County (1871 - Present)
Thomas County (1887 - Present)
Thurston County (1889 - Present)
Valley County (1871 - Present)
Washington County (1854 - Present)
Wayne County (1871 - Present)
Webster County (1867 - Present)
West County (1860 - 1862)
Wheeler County (1877 - Present)
Wilson County (1860 - 1863)
York County (1855 - Present)