Haeinsa was created in 802.

Andong , Changwon , Chejudo/Jejudo

, Chorwon , Chunchon , Haeinsa , Incheon , Jeonju

, jinju , Keoje , Kumi/Gumi , Kurye/Gurye

, kwangju/Gwangju , Kyongju/Gyeongiu , Masan

, Mokpo , Onyang , Pohang , Pusan/Busan , Seoul

, Soknisan , Soraksan , Sooncheon , Suwon

, Taegu/Daegu , Taejon , Ulsan and Yeosu .

I think that's all of them , all in total there are 28 cities .

Also I might be wrong so check it your self.

:Psorry , but i hope this will help!