괴목리에는 2개의 행정리가 있으며, 괴목마을은 괴목리, 백야마을과 용암마을은 백야리에 속한다.
There are two administrative districts in Goemok-ri, and Goemok Village belongs to Goemok-ri, and Baekya Village and Yongam Village belong to Baegya-ri.