Estas son tablas de las delegaciones del Congreso de Oklahoma a la Cámara de Representantes de los Estados Unidos y al Senado de los Estados Unidos .
El actual decano de la delegación de Oklahoma es el Senador Jim Inhofe , habiendo servido en el Senado desde 1994 y en el Congreso desde 1987.
After the 1910 census, Oklahoma gained three seats. From 1913 to 1915, these extra seats were represented at-large. After 1915, all the seats were represented by districts. After the 1930 census, Oklahoma had its most seats, nine. The ninth seat represented the state at-large. After the 1940 census, the at-large seat was eliminated.