- SUI
- Sukiee
- SUKISHA(스키샤)
- SUMIN+Zion.T
- Summer Soul
- Summer Soul X Charming Lips
- SUN KIM
- Sun The Lily(썬더릴리)
- Sunburst Club
- Sunday Moon
- sunho
- Sunsat
- sunwashere
- sunwashere(썬워즈히어)
- Sun’stroll
- Super Rookie Challenge
- SuperJellyKing (슈퍼젤리킹)
- SURGERY
- susie
- Suwon Yim (임수원)
- Swaili
- Sweet Dreams
- Sweet John (甜約翰)
- SWELL CITY
- Swimming Sheep
- swimrabbit
- SWRY (수리)
- SXPTY
- Sycho(사이코)
- Sylarbomb
- Syunman
- TAATI
- TAEO
- taeone
- Tanaka Yuri (田中裕梨)
- TAPEDECK
- TaPi
- TASHI DELÄK
- TAYAN
- Tayy
- team positivezero
- teh sun
- Teho
- TENGGER
- TETE
- Tha Jazzadelic
- the 1234-dah! (더 원투스리포 다아!)
- The Asianic
- The Beach Voice
- THE BLANC(더블랑)
- The Brigade
- The Cancel
- The Crane (鶴)
- The FunCity(펀시티)
- The Great Apes
- The Hills
- The Life Journey (旅行团乐队)
- THE LWNR (더 라우너)
- The Poles
- The Poles (더 폴스)
- The Poles(더 폴스)
- THE PUNK DRUNK LOVE
- The Sawtooth
- The Ska Jazz Unit
- The Volunteers
- theoria
- Thermostat (恒温人员)
- Theseus
- thesomebodypain
- This Summer is Going to Kill You
- thisisown
- THREE1989(쓰리)
- TINOone(티노원)
- TNDR
- Tokimeki Records
- Tommy Kim(타미킴)
- TOMO
- TON80
- TriPoets (參劈)
- TRISS (트리스)
- TRPP
- Tsuji Shion
- Tsuyogari Sensation
- Tuesday Beach Club
- Twangsta
- Two Tone Shape
- twte.
- U'nique Music
- Uigeadail Trace
- uju(우주)
- Under
- underflow
- UNE
- Unjin and Sunji (운진앤선지)
- unofficialboyy
- Untell (언텔)
- Untell X shinyujinssi (언텔 X 신유진씨)
- UQiYO
- Used Cassettes (유즈드카세트)
- Utopi (유토피)
