Representative district sixty-six is composed of Chaves county precincts 40, 41, 45 and 47; Eddy county precincts 1, 10, 11, 13 through 16, 23, 24, 34, 35, 38, 39, 42, 44, 46 and 51; and Lea county precincts 2, 3, 8, 10, 13 and 18.