봉덕리에는 2개의 행정리가 있으며, 봉덕마을이 봉덕리, 덕계마을과 외구마을은 덕계리에 속한다.
There are two administrative districts in Bongdeok-ri: Bongdeok village belongs to Bongdeok-ri, Deokgye village and Oegu village belongs to Deokgye-ri.