T88PB will be active again from Koror Island, IOTA OC - 009, Palau, 3 - 5 October 2025. Koror Island, Palau. It is the primary commercial center of the Republic of Palau and comprises of several islands of which, the Koror Island is the most prominent one. All the above things to do in and around Koror Island are awaiting you. Where is Koror Island located.