The group received the title of "Asian Pop Dance Group" by their label and are touted as a multinational group since f(x) consists of members from China, United States and South Korea.
2009-2019: Debut to disbandment
The group largely went inactive since 2016 with no news of new releases.
Following the group's 10 year anniversary, on September 1, Amber announced via her social media accounts that she had not renewed her contract with SM Entertainment. On September 5, SM Entertainment shared that both Luna and Victoria have chosen not to renew their contracts with SM, while member Krystal still has time remaining before her contract expires.
|Victoria (빅토리아)||Leader, Main Dancer, Vocalist||2009–2019|
|Amber (엠버)||Main Rapper, Vocalist||2009–2019|
|Luna (루나)||Main Vocalist, Lead Dancer||2009–2019|
|Krystal (크리스탈)||Lead Vocalist, Center, Visual, Face of the Group, Maknae||2009–2019|
|Sulli (설리)||Lead Rapper, Vocalist, Visual||2009–2015|