1974년 시흥군 서면 광명출장소가 시흥군 광명출장소로 승격하였고, 1976년 광명출장소 7개 분소가 설치되었다.
In 1974, Siheung-gun Seo-myeon Gwangmyeong District Office was promoted to Siheung-gun Gwangmyeong District Office, and seven branches of Gwangmyeong District Office were established in 1976.