- Alcatraz, California, U.S. Penitentiary, Prisoner Index, 1934-1963 Free
- Arizona, Prison Records, 1875-1929 Free Index
- Atlanta, Georgia, U.S. Penitentiary, Prisoner Index, 1880-1922
- Iowa, Consecutive Registers of Convicts, 1867-1970 Free Index
- Leavenworth, Kansas, U.S. Penitentiary, Name Index to Inmate Case Files, 1895-1936 Free
- Louisiana, State Penitentiary Records, 1866-1963
- McNeil Island, Washington, U.S. Penitentiary, Photos and Records of Prisoners Received, 1887-1939
- Pennsylvania, Prison, Reformatory, and Workhouse Records, 1829-1971
- Tulare County, California, Sheriff's Office and Jail Records, 1874-1963 Free Index
- Web: Chester County, Pennsylvania, Criminal and Prison Record Indexes, 1681-1911 Free