SKT
https://tgatemng.sktelecom.com/tgate/front/MblPhoneReqLst.jsp
KT
http://online.ktf.com
변경됨
http://online.kt.com
LG U+
통신 3사 가입신청 확인하기
SKT
https://tgatemng.sktelecom.com/tgate/front/MblPhoneReqLst.jsp
KT
http://online.ktf.com
변경됨
http://online.kt.com
LG U+