Members of Congress

Everyone who has served since 1973 — 2,687 people, the earliest of them first elected in 1923.

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Status

In office Former All

Party

Any Democrat Republican Independent

Chamber

Both House Senate

Tom Udall

New Mexico · Senate

1999–2021 · 22 yrs · b. 1948

Abraham Alexander Ribicoff

Connecticut · Senate

1949–1981 · 22 yrs · b. 1910

Larry Lee Pressler

South Dakota · Senate

1975–1997 · 21.9 yrs · b. 1942

Robert Paul Griffin

Michigan · Senate

1957–1979 · 21.9 yrs · b. 1923

Frank H. Murkowski

Alaska · Senate

1981–2002 · 21.9 yrs · b. 1933

Paul Martin Simon

Illinois · Senate

1975–1997 · 21.9 yrs · b. 1928

George Stanley McGovern

South Dakota · Senate

1957–1981 · 21.9 yrs · b. 1922

Edmund Sixtus Muskie

Maine · Senate

1959–1980 · 21.3 yrs · b. 1914

Johnny Isakson

Georgia · Senate

1999–2019 · 21 yrs · b. 1944

John Sherman Cooper

Kentucky · Senate

1946–1973 · 20.5 yrs · b. 1901

Henry John Heinz III

Pennsylvania · Senate

1971–1991 · 20.2 yrs · b. 1938

Jeff Sessions

Alabama · Senate

1997–2017 · 20.1 yrs · b. 1946

Michael DeWine

Ohio · Senate

1983–2007 · 20 yrs · b. 1947

Alan Harvey Bible

Nevada · Senate

1954–1974 · 20 yrs · b. 1909

Saxby Chambliss

Georgia · Senate

1995–2015 · 20 yrs · b. 1943

Robert Torricelli

New Jersey · Senate

1983–2003 · 20 yrs · b. 1951

Lowell Palmer Weicker Jr.

Connecticut · Senate

1969–1989 · 19.9 yrs · b. 1931

Joseph Manuel Montoya

New Mexico · Senate

1957–1977 · 19.9 yrs · b. 1915

Richard Schultz Schweiker

Pennsylvania · Senate

1961–1981 · 19.9 yrs · b. 1926

John Melcher

Montana · Senate

1969–1989 · 19.9 yrs · b. 1924

Brockman Adams

Washington · Senate

1965–1993 · 19.9 yrs · b. 1927

Steven Douglas Symms

Idaho · Senate

1973–1993 · 19.9 yrs · b. 1938

Kay Bailey Hutchison

Texas · Senate

1993–2013 · 19.6 yrs · b. 1943

Howard Morton Metzenbaum

Ohio · Senate

1974–1995 · 19 yrs · b. 1917

Craig Thomas

Wyoming · Senate

1989–2007 · 18.1 yrs · b. 1933

James Ralph Sasser

Tennessee · Senate

1977–1995 · 18 yrs · b. 1936

Malcolm Wallop

Wyoming · Senate

1977–1995 · 18 yrs · b. 1933

Robert F. Bennett

Utah · Senate

1993–2011 · 18 yrs · b. 1933

Edwin Jacob Garn

Utah · Senate

1974–1993 · 18 yrs · b. 1932

William Warren Bradley

New Jersey · Senate

1979–1997 · 18 yrs · b. 1943

Gordon Llewellyn Allott

Colorado · Senate

1955–1973 · 18 yrs · b. 1907

Russell D. Feingold

Wisconsin · Senate

1993–2011 · 18 yrs · b. 1953

J. James Exon

Nebraska · Senate

1979–1997 · 18 yrs · b. 1921

Robert Smith

New Hampshire · Senate

1985–2003 · 18 yrs · b. 1941

Dennis Webster DeConcini

Arizona · Senate

1977–1995 · 18 yrs · b. 1937

John Claggett Danforth

Missouri · Senate

1976–1995 · 18 yrs · b. 1936

Wayne A. Allard

Colorado · Senate

1991–2009 · 18 yrs · b. 1943

Gaylord Anton Nelson

Wisconsin · Senate

1963–1981 · 18 yrs · b. 1916

Alfonse Marcello D’Amato

New York · Senate

1981–1999 · 18 yrs · b. 1937

Birch Evans Bayh

Indiana · Senate

1963–1981 · 18 yrs · b. 1928

Jeff Flake

Arizona · Senate

2001–2019 · 18 yrs · b. 1962

Lamar Alexander

Tennessee · Senate

2003–2021 · 18 yrs · b. 1940

Conrad Burns

Montana · Senate

1989–2007 · 18 yrs · b. 1935

Bob Graham

Florida · Senate

1987–2005 · 18 yrs · b. 1936

Patrick J. Toomey

Pennsylvania · Senate

1999–2023 · 18 yrs · b. 1961

T. Slade Gorton

Washington · Senate

1981–2001 · 18 yrs · b. 1928

Ben Nighthorse Campbell

Colorado · Senate

1987–2005 · 18 yrs · b. 1933

Robert P. Casey, Jr.

Pennsylvania · Senate

2007–2025 · 18 yrs · b. 1960

Connie Mack III

Florida · Senate

1983–2001 · 18 yrs · b. 1940

Jon Tester

Montana · Senate

2007–2025 · 18 yrs · b. 1956

James Caleb Boggs

Delaware · Senate

1947–1973 · 18 yrs · b. 1909

Howell Thomas Heflin

Alabama · Senate

1979–1997 · 18 yrs · b. 1921

Nancy Landon Kassebaum

Kansas · Senate

1978–1997 · 18 yrs · b. 1932

Thomas Francis Eagleton

Missouri · Senate

1968–1987 · 18 yrs · b. 1929

Mary L. Landrieu

Louisiana · Senate

1997–2015 · 18 yrs · b. 1955

Alan Kooi Simpson

Wyoming · Senate

1979–1997 · 18 yrs · b. 1931

Gale William McGee

Wyoming · Senate

1959–1977 · 17.9 yrs · b. 1915

Rupert Vance Hartke

Indiana · Senate

1959–1977 · 17.9 yrs · b. 1919

William Lester Armstrong

Colorado · Senate

1973–1991 · 17.9 yrs · b. 1937

Howard Henry Baker Jr.

Tennessee · Senate

1967–1985 · 17.9 yrs · b. 1925