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Hamburg Emigration Lists 1850-1934
5 million Russians, Germans, Jewish and Austrians 80% destined for USA, Canada

Search 5 Billion Names
including 550 million names in US Censuses,
500 million UK names,
20 million name Immigration Collection..

Search 800 Million UK Names
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of online UK databases now

Search Immigration Records
over 50 passenger list
& immigration databases
totalling more than 15 million names

US Federal Censuses 1790-1930
search the only complete
US census collection on the web;
over 550 million names

Links

All United States:
American Citizens in Eretz Israel - 1917 Based on a handwritten list of 342 American citizens living in Jerusalem in 1917 from the US State Department
Emergency U.S. Passport Applications, 1915-1926 6,000 Emergency Passport Applications, at various U.S. Consular Posts
First American Jewish Families search 600 names in the book: First American Jewish Families: 600 Genealogies, 1654-1988. by Malcom Stern
Jewish-American Civil War Veterans Over 7,000 Jewish-American U.S. Civil War Veterans, both Union and Confederate
JewishData.com has indexed names from US Jewish and Canadian cemeteries, school yearbook pages and immigration records - over 500,000 records - free initial search then fee
Rabbi Samuel Langer Database Over 5,000 entries from personal notebooks — births, Bar/Bas Mitzvahs, marriages, funerals/unveilings, etc.  Eastern USA, 1930s-1960s

Links by State:
Alabama
Alaska
Arizona
Arkansas
California
Early Jewish Presence in Los Angeles
Colorado
Connecticut
East Haven and New Haven Cemeteries - List of Names
Hamden; Bene Scholem Cemetery
Jewish Historical Society of Greater New Haven, Inc.
New Haven; Mishkan Israel Cemetery 
Connecticut Jewish Ledger Obituary Database 1975-2002  Index to 5,000 obituary notices from this New Haven newspaper, 1975-2002
Delaware
District of Columbia
Florida
Georgia
Hawaii
Idaho
Illinois
Chicago Obituary Database Index to over 8,800 obituary notices from an Illinois newspaper, 1994-1998
Sinai Congregation Chicago Marriages 1861-1905 by Rabbi Bernhard Felsenthal
Indiana
Iowa
Kansas 
Kentucky
Louisiana
Maine
Maryland
Massachusetts
Boston Passenger Arrivals 1882-1929 Records of over 24,000 Jewish immigrant arrivals va Boston by Hebrew Immigrant Aid Society (HIAS)
Boston Jewish Advocate Obituary Database 1905-Present  an index of over 20,000 obituary notices which appeared in the Boston Jewish Advocate
Boston Jewish Advocate Wedding Announcements Database Index to over 27,000 wedding announcements from this Massachusetts newspaper, 1905-2007
Boston Marriages - Rabbi Aaron Gorovitz Index to nearly 1,000 marriages performed by Rabbi Aaron Gorovitz of Boston, 1910 to 1956
Boston; Resources for Jewish Genealogy in Boston
Jewish Cemetery Association of Massachusetts(JCAM) Cemetery Search search over 50,000 Jewish names
Malden;  The Rabbi Ber Boruchoff Marriage Database Records of 1,423 marriages, 1906-1939, performed by Rabbi Ber Boruchoff of Malden
Michigan
Irwin I. Cohn Michigan Jewish Cemetery Index burial information for over 64,000 Jews from 20 Detroit cemeteries who died between the mid-1800's and 1999
Minnesota
Mississippi
Missouri
Montana
Nebraska
Nevada
New Hampshire
New Jersey
Holocaust Memorials of New York and New Jersey
New Mexico
New York
Burial Societies in the New York Metro Area this database contains close to 10,200 entries from almost 100 cemeteries located in New York City, Long Island, Putnam County, Westchester County, and northern New Jersey
Flushing; Mt. Hebron Cemetery  over 217,000 Jewish burials - search page is here
Holocaust Memorials of New York and New Jersey
1890-1891 New York Immigrants from Poland, Austria and Galicia An index to over 96,000 passenger arrivals
North Carolina 
North Dakota
Ohio
Cleveland Jewish News Obituary Database Index to over 27,000 obituary notices from this Ohio newspaper, 1964-2007
Oklahoma
Oregon
Pennsylvania
Blitzstein Bank Passage Order Records 1899-1930 An index of over 30,000 immigrants who had steamship tickets purchased for them at this Philadelphia bank, 1899-1930
Chambersburg; Old Jewish Cemetery
Lipshutz/Peoples Bank Passage Order Records 1906-1949  index of over 25,000 immigrants who had steamship tickets purchased for them at this Philadelphia bank, 1906-1949
Philadelphia Jewish Exponent Obituary Database 1887-2006   Index to over 34,000 obituary notices from this newspaper, 1887-2006
Rhode Island
South Carolina
South Dakota
Tennessee
Texas
Utah
Vermont
Virginia
Shockoe Hill in Richmond; Cemetery for Hebrew Confederate Soldiers
Washington
West Virginia
Wisconsin
Wyoming