Dayton City Directory
1888-89, 1900-01, 1901-02, 1906-07, 1910-11, 1913-14, 1914-15, 1915-16, 1916-17, 1919-20, 1921, 1928, 1930, 1931, 1934-35, 1937, 1938, 1941, 1943, 1944, 1947, 1948, 1950, 1951, 1953, 1954, 1955-56, 1957, 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987-88, 1989, 1990, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2010, 2014, 2015
Dayton Suburban City Directory
1956, 1957, 1958, 1959, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1978, 1979-80, 1981, 1983, 1986, 1988, 1990, 1991, 1992, 1993
Delaware City Directory
1937-38, 1953, 1955, 1957, 1960, 1963, 1965, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1995, 1996
Digital Public Library of America – DPLA
Erie County Directory
1905 (with Huron and Sandusky), 1930, 1956, 1961, 1967, 1970, 1973, 1976
Euclid City Directory
1947, 1950, 1952, 1954, 1956, 1957, 1958, 1959, 1960, 1961, 1962, 1963
FamilySearch Research Wiki – Ohio
Genealogy Resource Guide to Ohio ancestry, family history, birth records, marriage records, death records, census records, military records, and other information.
Finding Civil War Photographs
Findlay City Directory
1906-07, 1918, 1921-22, 1923, 1925, 1929, 1931 [cover 1930], 1933-34, 1937, 1939, 1941, 1943, 1946, 1948, 1950, 1952-53, 1955, 1957, 1958, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 2000, 2001, 2002, 2004, 2006, 2008, 2014
First Families of Ohio (FFO)
Ohio Genealogical Society Lineage Society Members through 2025 and their Ancestors
Fostoria City Directory
1902-03 (in Tiffin), 1960, 1964, 1965, 1967, 1969, 1974, 1978, 1979, 1983, 1988, 1989, 1993, 1994 Digitized Fostoria Directories on Ohio Memory
Fremont City Directory
1924, 1951, 1958, 1967, 1971 (supplement), 1978, 1980, 1982, 1984, 1986, 1988, 1995
Galion City Directory
1896, 1916, 1918, 1935-38, 1940, 1942, 1945, 1947, 1950, 1952, 1955, 1957, 1959, 1960-61, 1962, 1964, 1965, 1966, 1967, 1968, 1969, 1970-71, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1995, 1997, 1998