Indonesia IOTA Groups

OC-021 YB0-3 Java (Jawa) Island (Main Island Only)
OC-022 YB9 Bali Island
OC-034 YB9 New Guinea (Main Island Only)
OC-070 YB8 Seram group
OC-075 YB5 Riau Islands
OC-076 YB8 Sula Islands
OC-088 YB7 Borneo (Main Island Only)
OC-106 YB5 Natuna Besar Islands
OC-107 YB5 Lingga Islands
OC-108 YB5 Anambas Islands
OC-109 YB5 Natuna Selatan Islands
OC-122 YB5 Tambelan Islands
OC-143 YB4-6 Sumatra Island (Main Island Only)
OC-144 YB4 Bangka & Belitung Islands
OC-145 YB8 Halmahera group
OC-146 YB8 Celebes Island (Main Island Only)
OC-147 YB9 Irian Jaya's Coastal Islands North
OC-148 YB9 Timor Island (Main Island Only)
OC-150 YB9 Tenggara Barat Islands
OC-151 YB9 Tenggara Timur Islands
OC-157 YB8 Banda Islands
OC-161 YB6 Nias & Batu Islands
OC-166 YB7 Kalimantan's Coastal Islands East
OC-177 YB0 Seribu Islands
OC-186 YB2 Karimunjawa Islands
OC-197 YB3 Bawean Island
OC-204 YB4 Enggano Island
OC-208 YB8 Banggai Islands
OC-209 YB8 Talaud Islands
OC-210 YB8 Sangihe Islands
OC-213 YB8 Togian Islands
OC-215 YB5 Mentawai Islands
OC-217 YB3 Kangean Islands
OC-219 YB8 Tukangbesi Islands
OC-221 YB8 Kai Islands
OC-222 YB8 Obi Islands
OC-224 YB8 Tanimbar Islands
OC-236 YB8 Celebes's Coastal Islands
OC-237 YB0-3 Java's Coastal Islands
OC-239 YB9 Irian Jaya's Coastal Islands West
OC-241 YB9 Timor Barat's Coastal Islands
OC-242 YB8 Bonerate & Taka' Bonerate Islands
OC-245 YB5, 6 Sumatra's Coastal Islands North
OC-246 YB8 Leti & Sermata Islands
OC-247 YB8 Sabalana & Tengah Islands
OC-249 YB8 Aru Islands
OC-250 YB3 Masalembu Islands
OC-252 YB7 Kalimantan's Coastal Islands West
OC-262 YB4, 5 Sumatra's Coastal Islands South
OC-268 YB7 Laut Kecil Islands
OC-269 YB7 Karimata Islands
OC-270 YB6 Simeulue and Banyak Islands
OC-271 YB8 Babar Islands
OC-272 YB8 Barat Daya Islands
OC-273 YB8 Gorong and Watubela Islands
OC-274 YB8 Lucipara and Penyu Islands
OC-275 YB9 Irian Jaya's Coastal Islands South
OC-276 YB9 Mapia Islands
OC-295 YB7 Sebatik Island
Source: https://www.iota-world.org/