W. Va. Code § 3-1-15: Election of United States senators and congressmen.

At the general election in the year nineteen hundred and sixty-four and at each general election in every sixth year thereafter, and at the general election in the year nineteen hundred and sixty-six, and in each sixth year thereafter, there shall be elected a member of the United States Senate, and at the general election in the year nineteen hundred and sixty-four, and in every second year thereafter, there shall be elected a member of the House of Representatives in the Congress of the United States for each congressional district of the state, each for the next ensuing term.