Members Who Have Served in the U.S. Congress 30 Years or More



Order Code RL30370
Members Who Have Served in the
U.S. Congress 30 Years or More
Updated July 7, 2007
Mildred Amer
Specialist in American National Government
Government and Finance Division

Members Who Have Served in the
U.S. Congress 30 Years or More
Summary
This report identifies those 234 Members of Congress whose service in the
House or Senate, or both, has been 30 years or more. The information provided is
current through July 7, 2007.
To place this information in perspective, it should be noted that some 11,814
individuals have served in Congress since 1789. Excluding Delegates and Resident
Commissioners, this includes 9,919 persons who have served only in the House,
1,250 persons who have served only in the Senate, and 645 who have served in both
houses.
Of the names listed here, 137 have spent all of their congressional careers in the
House; 27 have spent all of their careers in the Senate; and 70 have had combined
service in the House and Senate to achieve 30 or more years of service. Three
women are included in the listing. Seventeen incumbent Senators and 17 incumbent
Representatives have served 30 years or longer.
This report will be updated as events warrant.

Contents
Members Who Have Served in the U.S. Congress 30 Years or More . . . . . . . . . . 2

Members Who Have Served in the
U.S. Congress 30 Years or More
This report contains the names of all Members of the United States Congress
who have served 30 or more years, as of January 3, 2006. The names are listed in
order of length of congressional service. Party affiliation, state(s) represented,
service in the House or Senate, or both, and total length of congressional service are
provided for each Member.
As of July 7, 2007, a total of 234 individuals have served 30 or more years in
Congress. To place this figure in perspective, it should be noted that 11,814
individuals have served in Congress since 1789.1 It is of further interest to note that
only nine of the 234 individuals with 30 or more years of service served during the
18th and 19th centuries. The remaining 225 served entirely during the 20th century,
partially in the 19th century and partially in the 20th century, or partially in the 20th
century and partially in the 21st century. Seventeen incumbent Senators and 17
incumbent Representatives have served 30 years or longer. Their names are listed
in boldface type. Three women are included in the list. All served in the 20th century,
and their names are listed in italics.
In compiling the list, leap year days were calculated separately and added to a
Member’s years, months, and days of service. In addition, for Members who served
part of any year, the figure of 30 days was used to calculate the number of days in a
month when converting days into months. For example, if a Member served 30
years, eight months, and 36 days, 30 of the 36 days were used to constitute a month
so that the end result for this hypothetical Member would be 30 years, nine months,
and six days.
The sources for this compilation include a similar list appearing in “Service
Time of Congressmen,”Congressional Record, vol. 113, March 9, 1967, pp. 6191-
6193, which contained numerous inaccuracies, the Biographical Directory of the
American Congress, 1774-2005
, and various editions of the Congressional Directory
(Washington: GPO).
1 This figure excludes Delegates and Resident Commissioners. It includes 9,919 persons
who have served only in the House, 1,250 persons who have served only in the Senate, and
645 who have served in both houses of Congress.

CRS-2
Members Who Have Served in the U.S. Congress 30 Years or More
(as of July 7, 2007)
Member
Ranka
Party/State
Chamber and Years in Each
Total Length of Serviceb
Carl T. Hayden
1
(D-AZ)
House
Feb. 19, 1912-Mar. 3, 1927
(15 yrs., 17 days)
56 yrs., 10 mos., 28 days
Senate
Mar. 4, 1927-Jan. 3, 1969
(41 yrs., 10 mos., 11 days)
Robert C. Byrd
2
(D-WV)
House
Jan. 3, 1953-Jan. 3, 1959
(6 yrs., 1 day)
54 yrs., 6 mos., 17 days
Senate
Jan. 3, 1959-
(48 yrs., 6 mos., 16 days)
Jamie L. Whitten
3
(D-MS)
House
Nov. 4, 1941-Jan. 3, 1995
(53 yrs., 2 mos., 13 days)
53 yrs., 2 mos., 13 days
John Dingell, Jr.
4
(D-MI)
House
Dec. 13, 1955-
(51 yrs., 7 mos, 7 days)
51 yrs., 7 mos., 7 days
Carl Vinson
5
(D-GA)
House
Nov. 3, 1914-Jan. 3, 1965
(50 yrs., 2 mos., 13 days)
50 yrs., 2 mos., 13 days
Emanuel Celler
6
(D-NY)
House
Mar. 4, 1923-Jan. 3, 1973
(49 yrs., 10 mos., 13 days)
49 yrs., 10 mos., 13 days
Sam T. Rayburn
7
(D-TX)
House
Mar. 4, 1913-Nov. 16, 1961
(48 yrs., 8 mos., 25 days
48 yrs., 8 mos., 25 days
Sidney Yates
8
(D-IL)
House
Jan. 3, 1949-Jan. 3, 1963
(14 yrs., 3 days)
48 yrs., 11 days
Jan. 3, 1965-Jan 3, 1999
(34 yrs., 8 days)
Daniel Inouye
9
(D-HI)
House
Aug. 21, 1959-Jan. 3, 1963
(3 yrs., 4 mos., 14 days)
47 yrs., 10 mos., 29 days
Senate
Jan. 3, 1963-
(44 yrs., 6 mos., 15 days
Strom Thurmond
10
(D-SC)
Senate
Dec. 24, 1954-Apr. 4, 1956
(47 yrs., 5 mos., 19 days)
47 yrs., 5 mos., 19 days
(R-SC)
Nov. 7, 1956-Jan. 3, 2003
Wright Patman
11
(D-TX)
House
Mar. 4, 1929-Mar. 7, 1976
(47 yrs., 15 days)
47 yrs., 15 days

CRS-3
Member
Ranka
Party/State
Chamber and Years in Each
Total Length of Serviceb
Joseph G. Cannon
12
(R-IL)
House
Mar. 4, 1873-Mar. 3, 1891
(18 yrs., 4 days)
46 yrs., 10 days
Mar. 4, 1893-Mar. 3, 1913
(20 yrs., 4 days)
Mar. 4, 1915-Mar. 3, 1923
(8 yrs., 2 days)
Adolph J. Sabath
13
(D-IL)
House
Mar. 4, 1907-Nov. 6, 1952
(45 yrs., 8 mos., 14 days)
45 yrs., 8 mos., 14 days
J. Lister Hill
14
(D-AL)
House
Aug. 14, 1923-Jan. 11, 1938
(14 yrs., 5 mos., 3 days)
45 yrs., 5 mos. 4 days
Senate
Jan. 11, 1938-Jan. 3, 1969
(31 yrs., 1 day)
Edward M. Kennedy
15
(D-MA)
Senate
Nov. 7, 1962-
(44 yrs., 8 mos., 11 days)
44 yrs., 8 mos., 11 days
Charles E. Bennett
16
(D-FL)
House
Jan. 3, 1949-Jan. 3, 1993
(44 yrs., 11 days)
44 yrs., 11 days
George H. Mahon
16
(D-TX)
House
Jan. 3, 1935-Jan. 3, 1979
(44 yrs., 11 days)
44 yrs., 11 days
Warren G. Magnuson
18
(D-WA)
House
Jan. 3, 1937-Dec. 13, 1944
(7 yrs., 11 mos., 13 days)
44 yrs., 9 days
Senate
Dec. 14, 1944-Jan. 3, 1981
(36 yrs., 26 days)
Justin S. Morrill
19
(R-VT)
House
Mar. 4, 1855-Mar. 3, 1867
(12 yrs., 3 days)
43 yrs., 10 mos., 6 days
Senate
Mar. 4, 1867-Dec. 28, 1898
(31 yrs., 10 mos., 3 days)
William B. Allison
20
(R-IA)
House
Mar. 4, 1863-Mar. 3, 1871
(8 yrs., 2 days)
43 yrs., 5 mos., 10 days
Senate
Mar. 4, 1873-Aug. 4, 1908
(35 yrs., 5 mos., 8 days)
Melvin Price
21
(D-IL)
House
Jan. 3, 1945-April 22, 1988
(43 yrs., 4 mos.)
43 yrs., 4 mos.
Henry M. Jackson
22
(D-WA)
House
Jan. 3, 1941-Jan. 3, 1953
(12 yrs., 3 days)
42 yrs., 8 mos., 9 days
Senate
Jan. 3, 1953-Sept. 1, 1983
(30 yrs., 8 mos., 6 days)

CRS-4
Member
Ranka
Party/State
Chamber and Years in Each
Total Length of Serviceb
Carter Glass
23
(D-VA)
House
Nov. 4, 1902-Dec. 16, 1918
(16 yrs., 1 mo., 17 days)
42 yrs., 5 mos., 21 days
Senate
Feb. 2, 1920-May 28, 1946
(26 yrs., 4 mos., 4 days)
John W. McCormack
24
(D-MA)
House
Nov. 6, 1928-Jan. 3, 1971
(42 yrs., 2 mos., 9 days)
42 yrs., 2 mos., 9 days
John Conyers, Jr.
25
(D-MI)
House
Jan. 3, 1965-
(42 yrs., 14 days)
42 yrs., 14 days
Jack Brooks
26
(D-TX)
House
Jan. 3, 1953-Jan. 3, 1995
(42 yrs., 10 days)
42 yrs., 10 days
John J. Sparkman
26
(D-AL)
House
Jan. 3, 1937-Nov. 5, 1946
(9 yrs., 10 mos., 5 days)
42 yrs., 10 days
Senate
Nov. 6, 1946-Jan. 3, 1979
(32 yrs., 2 mos., 5 days)
W.R. Poage
26
(D-TX)
House
Jan. 3, 1937-Jan. 3, 1979
(42 yrs., 10 days)
42 yrs., 10 days
Robert L. Doughton
29
(D-NC)
House
Mar. 4, 1911-Jan. 3, 1953
(41 yrs., 10 mos., 11 days)
41 yrs., 10 mos., 11 days
Joseph W. Martin
30
(R-MA)
House
Mar. 4, 1925-Jan. 3, 1967
(41 yrs., 10 mos., 10 days)
41 yrs., 10 mos., 10 days
Clarence A. Cannon
31
(D-MO)
House
Mar. 4, 1923-May 12, 1964
(41 yrs., 2 mos., 20 days)
41 yrs., 2 mos., 20 days
John C. Stennis
32
(D-MS)
Senate
Nov. 5, 1947-Jan. 3, 1989
(41 yrs., 2 mos., 10 days)
41 yrs., 2 mos., 10 days
Kenneth D. McKellar
33
(D-TN)
House
Nov. 9, 1911-Mar. 3, 1917
(5 yrs., 3 mos., 25 days)
41 yrs., 2 mos., 4 days
Senate
Mar. 4, 1917-Jan. 3, 1953
(35 yrs., 10 mos., 9 days)
William Natcher
34
(D-KY)
House
Aug. 1, 1953-Mar. 29, 1994
(40 yrs., 8 mos., 8 days)
40 yrs., 8 mos., 8 days
Claude Pepper
35
(D-FL)
Senate
Nov. 4, 1936-Jan. 3, 1951
(14 yrs., 2 mos., 3 days)
40 yrs., 7 mos., 4 days
House
Jan. 3, 1963-May 27, 1989
(26 yrs., 5 mos., 1 day)

CRS-5
Member
Ranka
Party/State
Chamber and Years in Each
Total Length of Serviceb
William P. Fyre
36
(R-ME)
House
Mar. 4, 1871-Mar. 17, 1881
(10 yrs., 17 days)
40 yrs., 5 mos., 15 days
Senate
Mar. 18, 1881-Aug. 8 1911
(30 yrs., 4 mos., 28 days)
Carl T. Curtis
37
(R-NE)
House
Jan. 3, 1939-Dec. 31, 1954
(16 yrs., 3 days)
40 yrs., 12 days
Senate
Jan. 1, 1955-Jan. 3, 1979
(24 yrs., 9 days)
Leslie C. Arends
38
(R-IL)
House
Jan. 3, 1935-Jan. 3, 1975
(40 yrs., 10 days)
40 yrs., 10 days
Peter W. Rodino, Jr.
38
(D-NJ)
House
Jan. 3, 1949-Jan. 3, 1989
(40 yrs., 10 days)
40 yrs., 10 days
Jennings Randolph
40
(D-WV)
House
Mar. 4, 1933-Jan. 3, 1947
(13 yrs., 10 mos., 3 days)
40 yrs., 9 days
Senate
Nov. 5, 1958-Jan. 3, 1985
(26 yrs., 2 mos., 6 days)
Eugene Hale
41
(R-ME)
House
Mar. 4, 1869-Mar. 3, 1879
(10 yrs., 2 days)
40 yrs., 8 days
Senate
Mar. 4, 1881-Mar. 3, 1911
(30 yrs., 6 days)
Daniel A. Reed
42
(R-NY)
House
Mar. 4, 1919-Feb. 19, 1959
(39 yrs., 11 mos., 26 days)
39 yrs., 11 mos., 26 days
George W. Norris
43
(R-NE)
House
Mar. 4, 1903-Mar. 3, 1913
(10 yrs., 3 days)
39 yrs., 10 mos., 10 days
Senate
Mar. 4, 1913-Jan. 3, 1943
(29 yrs., 10 mos., 7 days)
John Taber
43
(R-NY)
House
Mar. 4, 1923-Jan. 3, 1963
(39 yrs., 10 mos., 10 days)
39 yrs., 10 mos., 10 days
William M. Colmer
43
(D-MS)
House
Mar. 4, 1933-Jan. 3, 1973
(39 yrs., 10 mos., 10 days)
39 yrs., 10 mos., 10 days
Samuel Smith
46
(D-MD)
House
Mar. 4, 1793-Mar. 3, 1803
(10 yrs., 1 day)
39 yrs., 1 mo., 11 days
Jan. 31, 1816-Dec. 17, 1822
(6 yrs., 10 mos., 20 days)
Senate
Mar. 4, 1803-Mar. 3, 1815
(12 yrs., 2 days)
Dec. 17, 1822-Mar. 3, 1833
(10 yrs., 2 mos., 18 days)

CRS-6
Member
Ranka
Party/State
Chamber and Years in Each
Total Length of Serviceb
John L. McClellan
47
(D-AR)
House
Jan. 3, 1935-Jan. 3, 1939
(4 yrs., 1 day)
38 yrs., 11 mos., 5 days
Senate
Jan. 3, 1943-Nov. 28, 1977
(34 yrs., 11 mos., 4 days)
Ted Stevens
48
(R-AK)
Senate
Dec. 24, 1968-
(38 yrs., 6 mos. , 22 days)
38 yrs., 6 mos., 22 days)
David Obey
49
(D-WI)
House
April 1, 1969-
(38 yrs., 3 mos., 15 days)
38 yrs., 3 mos., 15 days)
Morris Sheppard
50
(D-TX)
House
Nov. 15, 1902-Feb. 3, 1913
(10 yrs., 2 mos., 22 days)
38 yrs., 5 mos., 6 days
Senate
Feb. 3, 1913-Apr. 9, 1941
(28 yrs., 2 mos., 14 days)
Ernest F. Hollings
51
(D-SC)
Senate
Nov. 9, 1966-Jan. 3, 2005
(38 yrs., 2 mos., 5 days)
38 yrs., 2 mos., 5 days
Richard B. Russell
52
(D-GA)
Senate
Jan. 12, 1933-Jan. 21, 1971
(38 yrs., 19 days)
38 yrs., 19 days
John Sherman
53
(R-OH)
House
Mar. 4, 1855-Mar. 21, 1861
(6 yrs., 20 days)
38 yrs., 14 days
Senate
Mar. 21, 1861-Mar. 8, 1877
(15 yrs., 11 mos., 19 days)
Mar. 4, 1881-Mar. 4, 1897
(16 yrs., 5 days)
Russell B. Long
54
(D-LA)
Senate
Dec. 31, 1948-Jan. 3, 1987
(38 yrs., 12 days)
38 yrs., 12 days
Dante B. Fascell
55
(D-FL)
House
Jan. 3, 1955-Jan. 3, 1993
(38 yrs., 10 days)
38 yrs., 10 days
Wilbur D. Mills
55
(D-AR)
House
Jan. 3, 1939-Jan. 3, 1977
(38 yrs., 10 days)
38 yrs., 10 days
Robert Michel
57
(R-IL)
House
Jan. 3, 1957-Jan. 3, 1995
(38 yrs., 9 days)
38 yrs., 9 days
Frederick H. Gillett
58
(R-MA)
House
Mar. 4, 1893-Mar. 3, 1925
(32 yrs., 7 days)
38 yrs., 8 days
Senate
Mar. 4, 1925-Mar. 3, 1931
(6 yrs., 1 day)
Robert Crosser
59
(D-OH)
House
Mar. 4, 1913-Mar. 3, 1919
(6 yrs., 1 day)
37 yrs., 10 mos., 10 days
Mar. 4, 1923-Jan. 3, 1955
(31 yrs., 10 mos., 9 days)

CRS-7
Member
Ranka
Party/State
Chamber and Years in Each
Total Length of Serviceb
Robert L. F. Sikes
60
(D-FL)
House
Jan. 3, 1941-Oct. 19, 1944
(3 yrs., 9 mos., 18 days)
37 yrs., 9 mos., 26 days
Jan. 3, 1945-Jan. 3, 1979
(34 yrs., 8 days)
Nathaniel Macon
61
(D-NC)
House
Mar. 4, 1791-Dec. 13, 1815
(24 yrs., 9 mos., 14 days)
37 yrs., 9 mos.
Senate
Dec. 13, 1815-Nov. 14. 1828
(12 yrs., 11 mos., 16 days)
Henry Cabot Lodge
62
(R-MA)
House
Mar. 4, 1887-Mar. 3, 1893
(6 yrs., 2 days)
37 yrs., 8 mos., 14 days
Senate
Mar. 4, 1893-Nov. 9, 1924
(31 yrs., 8 mos., 12 days)
Alben W. Barkley
63
(D-KY)
House
Mar. 4, 1913-Mar. 3, 1927
(14 yrs., 3 days)
37 yrs., 2 mos., 24 days
Senate
Mar. 4, 1927-Jan. 19, 1949
(21 yrs., 10 mos., 22 days)
Jan. 3, 1955-Apr. 30, 1956
(1 yr., 3 mos., 29 days)
Henry Gonzalez
64
(D-TX)
House
Nov. 4, 1961-Jan. 3, 1999
(37 yrs., 2 mos., 9 days)
37 yrs., 2 mos., 9 days
Francis E. Warren
65
(R-WY)
Senate
Nov. 18, 1890-Mar. 4, 1893
(2 yrs., 3 mos., 17 days)
37 yrs., 15 days
Mar. 4, 1895-Nov. 24, 1929
(34 yrs., 8 mos., 28 days)
Charles B. Rangel
66
(D-NY)
House
Jan. 3, 1971-
(36 yrs., 6 mos., 13 days)
36 yrs., 6 mos., 13 days)
C. W. (Bill) Young
66
(R-FL)
House
Jan. 3, 1971-
(36 yrs., 6 mos., 13 days)
36 yrs., 6 mos., 13 days)
James O. Eastland
68
(D-MS)
Senate
June 30, 1941-Sept. 28, 1941
(2 mos., 29 days)
36 yrs., 3 mos., 1 day
Jan. 3, 1943-Dec. 27, 1978
(36 yrs., 2 days)
Edward Boland
69
(D-MA)
House
Jan. 3, 1953-Jan. 3, 1989
(36 yrs., 9 days)
36 yrs., 9 days
Henry L. Dawes
69
(R-MA)
House
Mar. 4, 1857-Mar. 3, 1875
(18 yrs., 4 days)
36 yrs., 9 days
Senate
Mar. 4, 1875-Mar. 3, 1893
(18 yrs., 5 days)

CRS-8
Member
Ranka
Party/State
Chamber and Years in Each
Total Length of Serviceb
William Broomfield
69
(R-MI)
House
Jan. 3, 1957-Jan. 3, 1993
(36 yrs., 9 days)
36 yrs., 9 days
Dan Rostenkowski
69
(D-IL)
House
Jan. 3, 1959-Jan. 3, 1995
(36 yrs., 9 days)
36 yrs., 9 days
Neal Smith
69
(R-IA)
House
Jan. 3, 1959-Jan. 3, 1995
(36 yrs., 9 days)
36 yrs., 9 days
F. Edward Herbert
69
(D-LA)
House
Jan. 3, 1941-Jan. 3, 1977
(36 yrs., 9 days)
36 yrs., 9 days
Claiborne Pell
69
(D-RI)
Senate
Jan. 3, 1961-Jan. 3, 1997
(36 yrs., 9 days)
36 yrs., 9 days
Joseph McDade
69
(R-PA)
House
Jan. 3, 1963-Jan. 3, 1999
(36 yrs., 9 days)
36 yrs., 9 days
Paul S. Sarbanes
69
(D-MD)
House
Jan. 3, 1971-Jan. 3, 1977
(6 yrs., 2 days)
36 yrs., 9 days
Senate
Jan. 3, 1977-Jan. 3, 2007
(30 yrs., 7 days)
Shelby M. Cullom
78
(R-IL)
House
Mar. 4, 1865-Mar. 3, 1871
(6 yrs., 1 day)
36 yrs., 8 days
Senate
Mar. 4, 1883-Mar. 3, 1913
(30 yrs, 7 days)
Henry A. Cooper
79
(R-WI)
House
Mar. 4, 1893-Mar. 3, 1919
(26 yrs., 5 days)
36 yrs., 3 days
Mar. 4, 1921-Mar. 1, 1931
(9 yrs., 11 mos., 28 days)
Thomas T. Connally
80
(D-TX)
House
Mar. 4, 1917-Mar. 3, 1929
(12 yrs., 3 days)
35 yrs., 10 mos., 9 days
Senate
Mar. 4, 1929-Jan. 3, 1953
(23 yrs., 10 mos., 6 days)
Howard W. Smith
80
(D-VA)
House
Mar. 4, 1931-Jan. 3, 1967
(35 yrs., 10 mos., 9 days)
35 yrs., 10 mos., 9 days
Milton Young
82
(R-ND)
Senate
Mar. 12, 1945-Jan. 3 1981
(35 yrs., 9 mos., 28 days)
35 yrs., 9 mos., 28 days
Ellison D. Smith
83
(D-SC)
Senate
Mar. 4, 1909-Nov. 17, 1944
(35 yrs., 8 mos., 23 days)
35 yrs., 8 mos., 23 days
Carl D. Perkins
84
(D-KY)
House
Jan. 3, 1949-Aug. 3, 1984
(35 yrs., 7 mos., 9 days)
35 yrs., 7 mos., 9 days

CRS-9
Member
Ranka
Party/State
Chamber and Years in Each
Total Length of Serviceb
George F. Hoar
85
(R-MA)
House
Mar. 4, 1869-Mar. 3, 1877
(8 yrs., 2 days)
35 yrs., 7 mos., 4 days
Senate
Mar. 4, 1877-Sept. 30, 1904
(27 yrs., 7 mos., 2 days)
Allen J. Ellender
85
(D-LA)
Senate
Jan. 3, 1937-July 27, 1972
(35 yrs., 7 mos., 4 days)
35 yrs., 7 mos., 4 days
Claude A. Swanson
87
(D-VA)
House
Mar. 4, 1893-Jan. 30, 1906
(12 yrs., 10 mos., 28 days)
35 yrs., 6 mos., 6 days
Senate
Aug. 1, 1910-Mar. 3, 1933
(22 yrs., 7 mos., 8 days)
Robert J. Dole
88
(R-KS)
House
Jan. 3, 1961-Jan. 3, 1969
(8 yrs., 2 days)
35 yrs., 5 mos., 11 days
Senate
Jan. 3, 1969-June 11, 1996
(27 yrs., 5 mos., 9 days)
Phillip Crane
89
(R-IL)
House
Nov. 25, 1969-Jan. 3, 2005
(35 yrs., 3 mos., 15 days)
35 yrs., 3 mos., 15 days
Edith N. Rogers
90
(R-MA)
House
June 30, 1925-Sept. 10, 1960
(35 yrs., 2 mos., 20 days)
35 yrs., 2 mos., 20 days
Clement J. Zablocki
91
(D-WI)
House
Jan. 3, 1949-Dec. 3, 1983
(34 yrs., 11 mos., 8 days)
34 yrs., 11 mos., 8 days
George E. Brown, Jr.
92
(D-CA)
House
Jan. 3, 1963-Jan. 3, 1971
(8 yrs., 2 days)
34 yrs., 6 mos., 20 days
Jan. 3, 1973-July 15, 1999
(26 yrs., 6 mos., 18 days)
Everett M. Dirksen
93
(R-IL)
House
Mar. 4, 1933-Jan. 3, 1949
(15 yrs., 10 mos., 4 days)
34 yrs., 6 mos., 14 days
Senate
Jan. 3, 1951-Sept. 7, 1969
(18 yrs., 8 mos., 10 days)
Thad Cochran
94
(R-MS)
House
Jan. 3, 1973-Dec. 26, 1978
(5 yrs., 11 mos., 24 days)
34 yrs., 6 mos., 12 days
Senate
Dec. 27, 1978-
(28 yrs., 6 mos., 18 days)
Trent Lott
94
(R-MS)
House
Jan. 3, 1973-Jan. 3, 1989
(16 yrs., 4 days)
34 yrs., 6 mos., 12 days
Senate
Jan. 3, 1989-
(18 yrs., 6 mos., 8 days)

CRS-10
Member
Ranka
Party/State
Chamber and Years in Each
Total Length of Serviceb
Joseph R. Biden
94
(D-DE)
Senate
Jan. 3, 1973-
(34 yrs., 6 mos., 12 days)
34 yrs., 6 mos., 12 days
Pete V. Domenici
94
(R-NM)
Senate
Jan. 3, 1973-
(34 yrs., 6 mos., 12 days)
34 yrs., 6 mos., 12 days
Ralph Regula
94
(R-OH)
House
Jan. 3, 1973-
(34 yrs., 6 mos., 12 days)
34 yrs., 6 mos., 12 days
Fortney (Pete) Stark
94
(D-CA)
House
Jan. 3, 1973-
(34 yrs., 6 mos., 12 days)
34 yrs., 6 mos., 12 days
James C. Wright
100
(D-TX)
House
Jan. 3, 1955-June 30, 1989
(34 yrs., 6 mos., 6 days)
34 yrs., 6 mos., 6 days
William R. King
101
(NP-NC)
House
Mar. 4, 1811-Nov. 4, 1816
(5 yrs., 8 mos., 3 days)
34 yrs., 6 mos., 3 days
(D-AL)
Senate
Dec. 14, 1819-Apr. 15, 1844
(24 yrs., 4 mos., 9 days)
July 1, 1848-Dec. 20, 1852
(4 yrs., 5 mos., 21 days)
Don Young
102
(R-AK)
House
Mar. 6, 1973-
(34 yrs., 4 mos., 9 days)
34 yrs., 4 mos., 9 days
Matthew M. Neely
103
(D-WV)
House
Oct. 14, 1913-Mar. 3, 1921
(7 yrs., 4 mos., 20 days)
34 yrs., 3 mos., 22 days
Jan. 3, 1945-Jan. 3, 1947
(2 yrs.)
Senate
Mar. 4, 1923-Mar. 3, 1929
(6 yrs., 2 days)
Mar. 4, 1931-Jan. 12, 1941
(9 yrs., 10 mos., 12 days)
Jan. 3, 1949-Jan. 18, 1958)
(9 yrs., 18 days)
Joseph T. Robinson
104
(D-AR)
House
Mar. 4, 1903-Jan. 14, 1913
(9 yrs., 10 mos., 14 days)
34 yrs., 3 mos., 1 day
Senate
Mar. 4, 1913-July 14, 1937
(24 yrs., 4 mos., 17 days)
Knute Nelson
105
(R-MN)
House
Mar. 4, 1883-Mar. 3, 1889
(6 yrs., 2 days)
34 yrs., 2 mos., 3 days
Senate
Mar. 4, 1895-Apr. 28, 1923
(28 yrs., 2 mos., 1 day)
Walter F. George
106
(D-GA)
Senate
Nov. 22, 1922-Jan. 3, 1957
(34 yrs., 1 mo., 21 days)
34 yrs., 1 mo., 21 days

CRS-11
Member
Ranka
Party/State
Chamber and Years in Each
Total Length of Serviceb
Brazilla C. Reece
107
(R-TN)
House
Mar. 4, 1921-Mar. 3, 1931
(10 yrs., 2 days)
34 yrs., 26 days
Mar. 4, 1933-Jan. 3, 1947
(13 yrs., 10 mos., 4 days)
Jan. 3, 1951-Mar. 19, 1961
(10 yrs., 2 mos., 20 days)
Karl E. Mundt
108
(R-SD)
House
Jan. 3, 1939-Dec. 30, 1948
(10 yrs., 1 day)
34 yrs., 10 days
Senate
Dec. 31, 1948-Jan. 3, 1973
(24 yrs., 9 days)
Michael J. Mansfield
108
(D-MT)
House
Jan. 3, 1943-Jan. 3, 1953
(10 yrs., 4 days)
34 yrs., 10 days
Senate
Jan. 3, 1953-Jan. 3, 1977
(24 yrs., 6 days)
Hugh D. Scott, Jr.
108
(R-PA)
House
Jan. 3, 1941-Jan. 3, 1945
(4 yrs., 1 day);
34 yrs., 10 days
Jan. 3, 1947-Jan. 3, 1959
(12 yrs., 4 days)
Senate
Jan. 3, 1959-Jan. 3, 1977
(18 yrs., 5 days)
John L. McMillan
111
(D-SC)
House
Jan. 3, 1939-Jan. 3, 1973
(34 yrs., 9 days)
34 yrs., 9 days
Ray J. Madden
111
(D-IN)
House
Jan. 3, 1943-Jan. 3, 1977
(34 yrs., 9 days)
34 yrs., 9 days
Sam M. Gibbons
111
(D-FL)
House
Jan. 3, 1963-Jan. 3, 1997
(34 yrs., 9 days)
34 yrs., 9 days
James Quillen
111
(R-TN)
House
Jan. 3, 1963-Jan. 3, 1997
(34 yrs., 9 days)
34 yrs., 9 days
William V. Roth
111
(R-DE)
House
Jan. 3, 1967-Jan. 3, 1971
(4 yrs., 1 day)
34 yrs., 9 days
Senate
Jan. 3, 1971-Jan. 3, 2001
(30 yrs., 8 days)
Gilbert N. Haugen
116
(R-IA)
House
Mar. 4, 1899-Mar. 3, 1933
(34 yrs., 8 days)
34 yrs., 8 days
George D. Aiken
116
(R-VT)
Senate
Jan. 10, 1941-Jan. 3, 1975
(34 yrs., 8 days)
34 yrs., 8 days
Richard Bolling
116
(D-MO)
House
Jan. 3, 1949-Jan. 3, 1983
(34 yrs., 8 days)
34 yrs., 8 days

CRS-12
Member
Ranka
Party/State
Chamber and Years in Each
Total Length of Serviceb
Thomas P. O’Neill, Jr.
116
(D-MA)
House
Jan. 3, 1953-Jan. 3, 1987
(34 yrs., 8 days)
34 yrs., 8 days
Lee Hamilton
116
(D-IN)
House
Jan. 3, 1965-Jan. 3, 1999
(34 yrs., 8 days)
34 yrs., 8 days
Charles Curtis
121
(R-KS)
House
Mar. 4, 1893-Jan. 28, 1907
(13 yrs., 10 mos., 27 days)
34 yrs., 6 days
Senate
Jan. 29, 1909-Mar. 3, 1913
(6 yrs., 1 mo., 5 days);
Mar. 4, 1915-Mar. 3, 1929
(14 yrs., 4 days)
Charles A. Halleck
122
(R-IN)
House
Jan. 29, 1935-Jan. 3, 1969
(33 yrs., 11 mos., 15 days)
33 yrs., 11 mos., 15 days
A. Willis Robertson
123
(D-VA)
House
Mar. 4, 1933-Nov. 5, 1946
(13 yrs., 8 mos., 5 days)
33 yrs., 10 mos., 9 days
Senate
Nov. 6, 1946-Jan. 3, 1967
(20 yrs., 2 mos., 4 days)
Thomas A. Jenkins
124
(R-OH)
House
Mar. 4, 1925-Jan. 3, 1959
(33 yrs., 10 mos., 8 days)
33 yrs., 10 mos., 8 days
Hatton W. Sumners
124
(D-TX)
House
Mar. 4, 1913-Jan. 3, 1947
(33 yrs., 10 mos., 8 days)
33 yrs., 10 mos., 8 days
Roy O. Woodruff
126
(R-MI)
House
Mar. 4, 1913-Mar. 3, 1915
(2 yrs.);
33 yrs., 10 mos., 3 days
Mar. 4, 1921-Jan. 3, 1953
(31 yrs., 10 mos., 3 days)
Wesley L. Jones
127
(R-WA)
House
Mar. 4, 1899-Mar. 3, 1909
(10 yrs., 2 days)
33 yrs., 8 mos., 24 days
Senate
Mar. 4, 1909-Nov. 19, 1932
(23 yrs., 8 mos., 22 days)
Quentin Burdick
128
(D-ND)
House
Jan. 3, 1959-Aug. 8, 1960
(1 yr., 7 mos., 6 days)
33 yrs., 8 mo., 14 days
Senate
Aug. 8, 1960-Sept. 8, 1992
(32 yrs., 1 mo., 8 days)
John H. Ketcham
129
(R-NY)
House
Mar. 4, 1865-Mar. 3, 1873
(8 yrs., 2 days)
33 yrs., 8 mos., 8 days
Mar. 4, 1877-Mar. 3, 1893
(16 yrs., 4 days)
Mar. 4, 1897-Nov. 4, 1906
(9 yrs., 8 mos., 2 days)

CRS-13
Member
Ranka
Party/State
Chamber and Years in Each
Total Length of Serviceb
Michael J. Kirwan
130
(D-OH)
House
Jan. 3, 1937-July 7, 1970
(33 yrs., 7 mos., 3 days)
33 yrs., 7 mos., 3 days
John Murtha
131
(D-PA)
House
Feb. 5, 1974-
(33 yrs., 5 mos., 10 days)
33 yrs., 5 mos., 10 days
Edward W. Pou
132
(D-NC)
House
Mar. 4, 1901-Apr. 1, 1934
(33 yrs., 1 mo., 7 days)
33 yrs., 1 mo., 7 days
Henry H. Bingham
133
(R-PA)
House
Mar. 4, 1879-Mar. 22, 1912
(33 yrs., 28 days)
33 yrs., 28 days
William E. Borah
134
(R-ID)
Senate
Mar. 4, 1907-Jan. 19, 1940
(32 yrs., 10 mos., 24 days)
32 yrs., 10 mos., 24 days
John H. Bankhead
135
(D-AL)
House
Mar. 4, 1887-Mar. 3, 1907
(20 yrs., 4 days)
32 yrs., 8 mos., 20 days
Senate
June 18, 1907-Mar. 1, 1920
(12 yrs., 8 mos., 16 days)
Harry F. Byrd, Sr.
136
(D-VA)
Senate
Mar. 4, 1933-Nov. 10, 1965
(32 yrs., 8 mos., 15 days)
32 yrs., 8 mos., 15 days
Clifford P. Case
137
(R-NJ)
House
Jan. 3, 1945-Aug. 16, 1953
(8 yrs., 7 mos., 19 days)
32 yrs., 7 mos., 25 days
Senate
Jan. 3, 1955-Jan. 3, 1979
(24 yrs., 6 days)
Margaret Chase Smith
138
(R-ME)
House
June 3, 1940-Jan. 3, 1949
(8 yrs., 7 mos., 2 days)
32 yrs., 7 mos., 8 days
Senate
Jan. 3, 1949-Jan. 3, 1973
(24 yrs., 6 days)
Edward T. Taylor
139
(D-CO)
House
Mar. 4, 1909-Sept. 3, 1941
(32 yrs., 6 mos., 8 days)
32 yrs., 6 mos., 8 days
Harold D. Cooley
140
(D-NC)
House
July 7, 1934-Jan. 3, 1967
(32 yrs., 6 mos., 6 days)
32 yrs., 6 mos., 6 days
Max S. Baucus
141
(D-MT)
House
Jan. 3, 1975-Dec. 14, 1978
(3 yrs. 11 mos., 12 days)
32 yrs., 6 mos., 12 days
Senate
Dec. 15, 1978-
(28 yrs., 6 mos., 30 days)
Christopher J. Dodd
141
(D-CT)
House
Jan. 3, 1975-Jan. 3, 1981
(6 yrs., 2 days)
32 yrs., 6 mos., 12 days
Senate
Jan. 3, 1981-
(26 yrs., 6 mos., 10 days)

CRS-14
Member
Ranka
Party/State
Chamber and Years in Each
Total Length of Serviceb
Charles E. Grassley
141
(R-IA)
House
Jan. 3, 1975-Jan. 3, 1981
(6 yrs., 2 days)
32 yrs., 6 mos., 12 days
Senate
Jan. 3, 1981-
(26 yrs., 6 mos., 10 days)
Thomas R. Harkin
141
(R-IA)
House
Jan. 3, 1975-Jan. 3, 1985
(10 yrs., 3 days)
32 yrs., 6 mos., 12 days
Senate
Jan. 3, 1985-
(22 yrs., 6 mos., 9 days)
Patrick J. Leahy
141
(D-VT)
Senate
Jan. 3, 1975-
(32 yrs., 6 mos., 12 days)
32 yrs., 6 mos., 12 days
George Miller
141
(D-CA)
House
Jan. 3, 1975-
(32 yrs., 6 mos., 12 days)
32 yrs., 6 mos., 12 days
James L. Oberstar
141
(D-MN)
House
Jan. 3, 1975-
(32 yrs., 6 mos., 12 days)
32 yrs., 6 mos., 12 days
Henry A. Waxman
141
(D-CA)
House
Jan. 3, 1975-
(32 yrs., 6 mos., 12 days)
32 yrs., 6 mos., 12 days
Olin E. Teague
149
(D-TX)
House
Aug. 24, 1946-Jan. 3, 1979
(32 yrs., 4 mos., 18 days)
32 yrs., 4 mos., 18 days
John Breaux
150
(D-LA)
House
Oct. 12, 1972-Jan. 3, 1987
(14 yrs., 2 mos., 24 days)
32yrs., 2 mos., 29 days
Senate
Jan. 3, 1987-Jan. 3, 2005
(18 yrs., 5 days)
Silvio Conte
151
(R-MA)
House
Jan. 3, 1959-Feb. 8, 1991
(32 yrs., 1 mo., 13 days)
32 yrs., 1 mo., 13 days
William Clay
152
(D-MO)
House
Jan. 3, 1969-Jan. 3, 2001
(32 yrs., 8 days)
32 yrs., 8 days
Robert Kastenmeier
152
(D-WI)
House
Jan. 3, 1959-Jan. 3, 1991
(32 yrs., 8 days)
32 yrs., 8 days
J. William Fulbright
152
(D-AR)
House
Jan. 3, 1943-Jan. 3, 1945
(2 yrs., 1 day)
32 yrs., 8 days
Senate
Jan. 3, 1945-Jan. 3, 1975
(30 yrs., 7 days)
Furnifold M. Simmons
152
(D-NC)
House
Mar. 4, 1887-Mar. 3, 1889
(2 yrs., 1 day)
32 yrs., 8 days
Senate
Mar. 4, 1901-Mar. 3, 1931
(30 yrs., 7 days)

CRS-15
Member
Ranka
Party/State
Chamber and Years in Each
Total Length of Serviceb
Thomas E. Morgan
152
(D-PA)
House
Jan. 3, 1945-Jan. 3, 1977
(32 yrs., 8 days)
32 yrs., 8 days
O.C. Fisher
152
(D-TX)
House
Jan. 3, 1943-Jan. 3, 1975
(32 yrs., 8 days)
32 yrs., 8 days
Chet E. Holifield
152
(D-CA)
House
Jan. 3, 1943-Jan. 3, 1975
(32 yrs., 8 days)
32 yrs., 8 days
Omar Burleson
152
(D-TX)
House
Jan. 3, 1947-Jan. 3, 1979
(32 yrs., 8 days)
32 yrs., 8 days
H.O. Staggers, Sr.
152
(D-WV)
House
Jan. 3, 1949-Jan. 3, 1981
(32 yrs., 8 days)
32 yrs., 8 days
Tom Steed
152
(D-OK)
House
Jan. 3, 1949-Jan. 3, 1981
(32 yrs., 8 days)
32 yrs., 8 days
Don Edwards
152
(D-CA)
House
Jan. 3, 1963-Jan. 3, 1995
(32 yrs., 8 days)
32 yrs., 8 days
E. (Kika) de la Garza
152
(D-TX)
House
Jan. 3, 1965-Jan. 3, 1997
(32 yrs., 8 days)
32 yrs., 8 days
James M. Jeffords
152
(R-VT)
House
Jan. 3, 1975-Jan. 3, 1989
(14 yrs., 4 days)
32 yrs., 8 days

(R-VT)
Senate
Jan. 3, 1989-June 6, 2001
(12 yrs., 5 mos., 6 days)
(I-VT)
Senate
June 6, 2001-Jan. 3, 2007
(5 yrs., 6 mos., 28 days)
Henry J. Hyde
152
(R-IL)
House
Jan. 3, 1975-Jan. 3, 2007
(32 yrs., 8 days)
32 yrs., 8 days
James J. Delaney
166
(D-NY)
House
Jan. 3, 1945-Jan. 3, 1947
(2 yrs.)
32 yrs., 7 days
Jan. 3, 1949-Jan. 3, 1979
(30 yrs., 7 days)
Nelson W. Aldrich
167
(R-RI)
House
Mar. 4, 1879-Oct. 4, 1881
(2 yrs., 7 mos., 2 days)
32 yrs., 5 days
Senate
Oct. 5, 1881-Mar. 3, 1911
(29 yrs., 5 mos., 3 days)

CRS-16
Member
Ranka
Party/State
Chamber and Years in Each
Total Length of Serviceb
Julius C. Burrows
168
(R-MI)
House
Mar. 4, 1873-Mar. 3, 1875
(2 yrs.)
32 yrs., 4 days
Mar. 4, 1879-Mar. 3, 1883
(4 yrs., 1 day)
Mar. 4, 1885-Jan. 23, 1895
(9 yrs., 10 mos., 22 days)
Senate
Jan. 24, 1895-May 3, 1911
(16 yrs., 1 mo., 11 days)
Jacob Javits
169
(R-NY)
House
Jan. 3, 1947-Dec. 31, 1954
(8 yrs.)
32 yrs., 1 day
Senate
Jan. 9, 1957-Jan. 3, 1981
(24 yrs., 1 day)
Albert A. Gore, Sr.
170
(D-TN)
House
Jan. 3, 1939-Dec. 4, 1944
(5 yrs., 11 mos., 3 days)
31 yrs., 11 mos., 9 days
Jan. 3, 1945-Jan. 3, 1953
(8 yrs., 2 days)
Senate
Jan. 3, 1953-Jan. 3, 1971
(18 yrs., 4 days)
Harold Knutson
171
(R-MN)
House
Mar. 4, 1917-Jan. 3, 1949
(31 yrs., 10 mos., 8 days)
31 yrs., 10 mos., 8 days
Clarence F. Lea
171
(D-CA)
House
Mar. 4, 1917-Jan. 3, 1949
(31 yrs., 10 mos., 8 days)
31 yrs., 10 mos., 8 days
Brent Spence
171
(D-KY)
House
Mar. 4, 1931-Jan. 3, 1963
(31 yrs., 10 mos., 8 days)
31 yrs., 10 mos., 8 days
John E. Rankin
171
(D-MS)
House
Mar. 4, 1921-Jan. 3, 1953
(31 yrs., 10 mos., 8 days)
31 yrs., 10 mos., 8 days
Allen T. Treadway
171
(R-MA)
House
Mar. 4, 1913-Jan. 3, 1945
(31 yrs., 10 mos., 8 days)
31 yrs., 10 mos., 8 days
Charles Wolverton
171
(R-NJ)
House
Mar. 4, 1927-Jan. 3, 1959
(31 yrs., 10 mos., 8 days)
31 yrs., 10 mos., 8 days
Wallace H. White
171
(R-ME)
House
Mar. 4, 1917-Mar. 3, 1931
(14 yrs., 3 days)
31 yrs., 10 mos., 8 days
Senate
Mar. 4, 1931-Jan. 3, 1949
(17 yrs., 10 mos., 5 days)
Schuyler O. Bland
178
(D-VA)
House
July 2, 1918-Feb. 16, 1950
(31 yrs., 7 mos., 23 days)
31 yrs., 7 mos., 23 days

CRS-17
Member
Ranka
Party/State
Chamber and Years in Each
Total Length of Serviceb
Thomas H. Benton
179
(D-MO)
Senate
Aug. 10, 1821-Mar. 3, 1851
(29 yrs., 6 mos., 29 days)
31 yrs., 6 mos., 29 days
House
Mar. 4, 1853-Mar. 3, 1855
(2 yrs.)
Joseph E. Ransdell
180
(D-LA)
House
Aug. 29, 1899-Mar. 3, 1913
(13 yrs., 6 mos., 7 days)
31 yrs., 6 mos., 11 days
Senate
Mar. 4, 1913-Mar. 3, 1931
(18 yrs., 4 days)
Jacob H. Gallinger
181
(R-NH)
House
Mar. 4, 1885-Mar. 3, 1889
(4 yrs., 1 day)
31 yrs., 5 mos., 21 days
Senate
Mar. 4, 1891-Aug. 17, 1918
(27 yrs., 5 mos., 20 days)
William Proxmire
182
(D-WI)
Senate
Aug. 28, 1957-Jan. 3, 1989
(31 yrs., 4 mos., 14 days)
31 yrs., 4 mos., 14 days
Oscar Underwood
183
(D-AL)
House
Mar. 4, 1895-June 9, 1896
(1 yr., 3 mos., 7 days)
31 yrs., 3 mos., 13 days
Mar. 4, 1897-Mar. 3, 1915
(18 yrs., 3 days)
Senate
Mar. 4, 1915-Mar. 3, 1927
(2 yrs., 3 days)
Thomas S. Butler
184
(R-PA)
House
Mar. 4, 1897-May 26, 1928
(31 yrs., 2 mos., 29 days)
31 yrs., 2 mos., 29 days
Daniel J. Flood
185
(D-PA)
House
Jan. 3, 1945-Jan. 3, 1947
(2 yrs.,)
31 yrs., 1 mo., 5 days
Jan. 3, 1949-Jan. 3, 1953
(4 yrs., 1 day)
Jan. 3, 1955-Jan. 31, 1980
(25 yrs., 1 mo., 4 days)
J. J. Pickle
186
(D-TX)
House
Dec. 21, 1963-Jan. 3, 1995
(31 yrs., 21 days)
31 yrs., 21 days
August H. Andresen
187
(R-MN)
House
Mar. 4, 1925-Mar. 3, 1933
(8 yrs., 2 days)
31 yrs., 20 days
Jan. 3, 1935-Jan. 14, 1958
(23 yrs., 18 days)
Thomas Newton, Jr.
188
(D-VA)
House
Mar. 4, 1801-Mar. 9, 1830
(29 yrs., 12 days)
31 yrs., 13 days
Mar. 4, 1831-Mar. 3, 1833
(2 yrs., 1 day)
William D. Ford
189
(D-MI)
House
Jan. 3, 1965-Jan. 3, 1995
(31 yrs., 7 days)
31 yrs., 7 days

CRS-18
Member
Ranka
Party/State
Chamber and Years in Each
Total Length of Serviceb
Edward J. Markey
190
(D-MA)
House
Nov. 2, 1976-
(30 yrs., 8 mos., 12 days)
30 yrs., 8 mos., 12 days
Theodore E. Burton
191
(R-OH)
House
Mar. 4, 1889-Mar. 3, 1891
(2 yrs.)
30 yrs., 8 mos.
Mar. 4, 1895-Mar. 3, 1909
(14 yrs., 3 days)
Mar. 4, 1921-Dec. 15, 1928
(7 yrs., 9 mos., 13 days)
Senate
Mar. 4, 1909-Mar. 3, 1915
(6 yrs., 1 day)
Dec. 15, 1928-Oct. 28, 1929
(10 mos., 13 days)
Floyd D. Spence
192
(R-SC)
House
Jan. 3, 1971-August 16, 2001
(30 yrs., 7 mos., 21 days)
30 yrs., 7 mos., 21 days
John J. Rooney
193
(D-NY)
House
June 6, 1944-Jan. 3, 1975
(30 yrs., 7 mos., 4 days)
30 yrs., 7 mos., 4 days
Orrin G. Hatch
194
(R-UT)
Senate
Dec. 30, 1976-
(30 yrs., 6 mos., 14 days)
30 yrs., 6 mos., 14 days
Richard G. Lugar
194
(R-IN)
Senate
Dec. 30, 1976-
(30 yrs., 6 mos., 14 days)
30 yrs., 6 mos., 14 days
Barbara A. Mikulski
196
(D-MD)
House
Jan. 3, 1977-Jan. 3, 1987
(10 yrs., 2 days)
30 yrs., 6 mos., 11 days
Senate
Jan. 3, 1987-
(20 yrs., 6 mos., 9 days)
Daniel K. Akaka
196
(D-HI)
House
Jan. 3, 1977-May 15, 1990
(13 yrs., 4 mos., 15 days)
30 yrs., 6 mos., 11 days
Senate
May 16, 1990-
(17 yrs., 1 mo., 25 days)
Norman D. Dicks
196
(D-WA)
House
Jan. 3, 1977-
(30 yrs., 6 mos., 11 days)
30 yrs., 6 mos., 11 days
Dale E. Kildee
196
(D-MI)
House
Jan. 3, 1977-
(30 yrs., 6 mos., 11 days)
30 yrs., 6 mos., 11 days
Nick J. Rahall
196
(D-WV)
House
Jan. 3, 1977-
(30 yrs., 6 mos., 11 days)
30 yrs., 6 mos., 11 days
Ike Skelton
196
(D-MO)
House
Jan. 3, 1977-
(30 yrs., 6 mos., 11 days)
30 yrs., 6 mos., 11 days
Joseph J. Mansfield
202
(D-TX)
House
Mar. 4, 1917-July 12, 1947
(30 yrs., 4 mos., 16 days)
30 yrs., 4 mos., 16 days

CRS-19
Member
Ranka
Party/State
Chamber and Years in Each
Total Length of Serviceb
Byron P. Harrison
203
(D-MS)
House
Mar. 4, 1911-Mar. 3, 1919
(8 yrs., 2 days)
30 yrs., 3 mos., 27 days
Senate
Mar. 4, 1919-June 22, 1941
(22 yrs., 3 mos., 25 days)
John T. Morgan
204
(D-AL)
Senate
Mar. 14, 1877-June 11, 1907
(30 yrs., 3 mos., 5 days)
30 yrs., 3 mos., 5 days
Francis E. Walter
205
(D-PA)
House
Mar. 4, 1933-May 31, 1963
(30 yrs., 3 mos., 5 days)
30 yrs., 3 mos., 5 days
William S. Holman
206
(D-IN)
House
Mar. 4, 1859-Mar. 3, 1865
(6 yrs., 2 days)
30 yrs., 1 mo., 27 days
Mar. 4, 1867-Mar. 3, 1877
(10 yrs., 3 days)
Mar. 14, 1881-Mar. 3, 1895
(14 yrs., 3 days)
Mar. 4, 1897-Apr. 22, 1897
(1 mo., 19 days)
Morris Udall
207
(D-AZ)
House
May 2, 1961-May 4, 1991
(30 yrs., 10 days)
30 yrs., 10 days
Samuel Stratton
208
(D-NY)
House
Jan. 3, 1959-Jan. 3, 1989
(30 yrs., 8 days)
30 yrs., 8 days
Delbert Latta
208
(R-OH)
House
Jan. 3, 1959-Jan. 3, 1989
(30 yrs., 8 days)
30 yrs., 8 days
Carl Albert
208
(D-OK)
House
Jan. 3, 1947-Jan. 3, 1977
(30 yrs., 8 days)
30 yrs., 8 days
E.C. Gathings
208
(D-AR)
House
Jan. 3, 1939-Jan. 3, 1969
(30 yrs., 8 days)
30 yrs., 8 days
Joe L. Evins
208
(D-TN)
House
Jan. 3, 1947-Jan. 3, 1977
(30 yrs., 8 days)
30 yrs., 8 days
Otto E. Passman
208
(D-LA)
House
Jan. 3, 1947-Jan. 3, 1977
(30 yrs., 8 days)
30 yrs., 8 days
Thomas G. Abernathy
208
(D-MS)
House
Jan. 3, 1943-Jan. 3, 1973
(30 yrs., 8 days)
30 yrs., 8 days
Alvin E. O’Konski
208
(R-WI)
House
Jan. 3, 1943-Jan. 3, 1973
(30 yrs., 8 days)
30 yrs., 8 days
Charles A. Buckley
208
(D-NY)
House
Jan. 3, 1935-Jan. 3, 1965
(30 yrs., 8 days)
30 yrs., 8 days

CRS-20
Member
Ranka
Party/State
Chamber and Years in Each
Total Length of Serviceb
John N. Garner
208
(D-TX)
House
Mar. 4, 1903-Mar. 3, 1933
(30 yrs., 8 days)
30 yrs., 8 days
Reed Smoot
208
(R-UT)
Senate
Mar. 4, 1903-Mar. 3, 1933
(30 yrs., 8 days)
30 yrs., 8 days
Earl C. Michener
208
(R-MI)
House
Mar. 4, 1919-Mar. 3, 1933
(14 yrs., 4 days)
30 yrs., 8 days
Jan 3. 1935-Jan. 3, 1951
(16 yrs., 4 days)
Frank Horton
208
(R-NY)
House
Jan. 3, 1963-Jan. 3, 1993
(30 yrs., 8 days)
30 yrs., 8 days
Edward Roybal
208
(D-CA)
House
Jan. 3, 1963-Jan. 3, 1993
(30 yrs., 8 days)
30 yrs., 8 days
Tom Bevill
208
(D-AL)
House
Jan. 3, 1967-Jan. 3, 1997
(30 yrs., 8 days)
30 yrs., 8 days
G.V. (Sonny) Montgomery
208
(D-MS)
House
Jan. 3, 1967-Jan. 3, 1997
(30 yrs., 8 days)
30 yrs., 8 days
John T. Myers
208
(R-IN)
House
Jan. 3, 1967-Jan. 3, 1997
(30 yrs., 8 days)
30 yrs., 8 days
Andrew Jacobs, Jr.
208
(D-IN)
House
Jan. 4, 1965-Jan. 3, 1973
(8 yrs., 2 days)
30 yrs., 8 days
Jan. 3, 1975-Jan. 3, 1997
(22 yrs., 6 days)
William (Bill) Archer
208
(R-TX)
House
Jan. 3, 1971-Jan. 3, 2001
(30 yrs., 8 days)
30 yrs., 8 days
Francis M. Cockrell
227
(D-MD)
Senate
Mar. 4, 1875-Mar. 3, 1905
(30 yrs., 7 days)
30 yrs., 7 days
Eugene J. Keogh
227
(D-NY)
House
Jan. 3, 1937-Jan. 3, 1967
(30 yrs., 7 days)
30 yrs., 7 days
John Jacob Rhodes
227
(R-AZ)
House
Jan. 3, 1953-Jan. 3, 1983
(30 yrs., 7 days)
30 yrs., 7 days
L.H. Fountain
227
(D-NC)
House
Jan. 3, 1953-Jan. 3, 1983
(30 yrs., 7 days)
30 yrs., 7 days
Thomas S. Foley
227
(D-WA)
House
Jan. 3, 1965-Jan. 3, 1995
(30 yrs., 7 days)
30 yrs., 7 days

CRS-21
Member
Ranka
Party/State
Chamber and Years in Each
Total Length of Serviceb
Louis Stokes
227
(D-OH)
House
Jan. 3, 1969-Jan. 3, 1999
(30 yrs., 7 days)
30 yrs., 7 days
James A. Leach
227
(R-IA)
House
Jan. 3, 1997-Jan. 3, 2007
(30 yrs., 7 days)
30 yrs., 7 days
John P. Jones
234
(R-NE)
Senate
Mar. 4, 1873-Mar. 3, 1903
(30 yrs., 6 days)
30 yrs., 6 days
Sources: Includes various editions of the Congressional Directory; the Biographical Directory of the American Congress, 1774-2005 (Alexandria, VA: CQ Staff Directories, Inc., 1996);
and the Congressional Record, vol. 113 (March 9, 1967), pp. 6191-6193.
Note: Service calculated as of July 7, 2007. Members currently serving are identified in bold. The three women who have served more than 30 years are listed in italics.
a. Members with the identical length of service are ranked with the same number. The total number of Members of Congress with 30 years of service is 234.
b. In calculating the congressional service of these Members, leap year days were counted as extra days, and 30 days were counted as one month.
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