List of mosques
MosqueOpen now · Unit 1, 1, 206 Osan-ro, Osan, Gyeonggi-do 
Mosque603-157 Daewon-dong, Osan, Gyeonggi-do Halalmap lists 2 mosques in Osan, with addresses, opening hours where known, and prayer facility details reported by the community. Halalmap also lists 1 halal restaurant in Osan.
Halalmap