English is the main language of ISKO(Iskolar ng Koronadal) facebook group. It is a CLOSED group. There are 187 participants in that group. So people rank it like a Tiny group. You can find this group by searching 204861312867849 on Google, Bing or Yahoo. 2015-02-20 03:32:25 is the closest date we have information about it.
this is the official group page of ISKOLAR NG KORONADAL,, Scholars of the City Government of Koronadal