MAJORITY

• 1James Oliver Eastland

  [D] MS, United States

  Ended 12/27/1978
• 0JOHN LITTLE MCCLELLAN

  [D] AR, United States

  Ended 11/28/1977
• 2,208Edward "Ted" M. Kennedy

  [D] MA, United States
• 26Birch Bayh

  [D] IN, United States
• 28Quentin N. Burdick

  [D] ND, United States

  Ended 02/11/1977
• 1,644Robert C. Byrd

  [D] WV, United States
• 7James Abourezk

  [D] SD, United States

  Ended 01/03/1979
• 334Donald Wayne Riegle Jr.

  [D] MI, United States

  Ended 02/11/1977
• 283James "Jim" R. Sasser

  [D] TN, United States

  Ended 02/11/1977
• 556Howard M. Metzenbaum

  [D] OH, United States

  Began 02/11/1977
• 454Dennis DeConcini

  [D] AZ, United States

  Began 02/11/1977

MINORITY

• 808James "Strom" Strom Thurmond

  [R] SC, United States
• 30Charles Mathias

  [R] MD, United States
• 0WILLIAM L. SCOTT

  [R] VA, United States

  Ended 01/01/1979
• 647John H. Chafee

  [R] RI, United States

  Ended 02/22/1977
• 202Henry "John" Heinz

  [R] PA, United States

  Ended 02/22/1977
• 16Paul Laxalt

  [R] NV, United States

  Began 02/22/1977

OTHER

• 0James Browning Allen

  [D] AL, United States

  Began 02/11/1977

  Ended 06/01/1978
• 1,978Orrin Hatch

  [R] UT, United States

  Began 02/22/1977
• 1,181Joseph "Joe" R. Biden Jr.

  [D] DE, United States

  Began 02/11/1977
• 257Malcolm Wallop

  [R] WY, United States

  Began 02/22/1977
• 7John C. Culver

  [D] IA, United States

  Began 02/11/1977
• 0PAUL HATFIELD

  [D] MT, United States

  Began 01/23/1978

  Ended 12/14/1978
• 0Maryon Pittman Allen

  [D] AL, United States

  Began 07/11/1978

  Ended 11/07/1978