I.O.I 

Twitter    https://twitter.com/ioi_official_
Instagram  https://www.instagram.com/ioi_official_ig/
Daum Cafe  http://cafe.daum.net/IOIofficial (已關閉)
V LIVE     http://www.vlive.tv/channels/F4515B (已刪除)

 Weki Meki 

Twitter    https://twitter.com/WekiMeki
Instagram  https://www.instagram.com/weki_meki/
V LIVE     http://channels.vlive.tv/E3B36F/video
facebook   https://www.facebook.com/WekiMeki/
官咖       http://cafe.daum.net/WekiMeki
微博       https://t.co/eLC5W1zDm8
Kakao      https://t.co/8pN2k2lyQm

 fantagio 

fantagio官網        http://www.fantagio.kr/main/main.asp

fantagio_official   https://www.instagram.com/fantagio_official/
                    https://www.facebook.com/officialfantagio

fantagio iTeen      https://twitter.com/fantagio_iTeen       (簽約前)
                    https://www.facebook.com/fantagioiteen

fantagiostaff       https://twitter.com/fantagiostaff        (簽約後)
fantagiogroup       https://twitter.com/fantagiogroup

fantagio V LIVE     http://www.vlive.tv/channels/F1F1A7