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 North City Directory
2001, 2002, 2003, 2004, 2007
Dayton South City Directory
2000, 2001, 2002, 2003, 2004, 2007, 2008, 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
Defiance City Directory
1953
Defiance County Directory
1971, 1973
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
Delaware County Directory
1915, 1928, 1964, 1969, 1971, 1975, 1977, 1980, 1987, 1990
Delphos City Directory
1965
Digital Public Library of America – DPLA
East Liverpool City Directory
1963, 1969, 1971, 1973, 1981, 1993
East Palestine City Directory
1949, 1968, 1978
Elyria City Directory
1965, 1987, 1988, 1989-90, 1995
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
Fairfield County Directory
1952, 1964, 1966, 1970, 1972, 1974
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.
Fayette County Directory
1958, 1967
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
Franklin City Directory
1991
Fremont City Directory
1924, 1951, 1958, 1967, 1971 (supplement), 1978, 1980, 1982, 1984, 1986, 1988, 1995
Fulton County Directory
1973, 1975
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
Galion, Ohio City Directory, 1896
R. H. Barr and W. Burt Crumb
Gallipolis City Directory
1963, 1979