How do I terminate the carrier I used before if I transfer the number?

I was writing kt and came over to skt.

I don't know because it's my first time moving the number, but if I move the number, do I have to cancel the previous carrier?

I don't know how to apply

372 2019-03-26 Gentleman

popular How can I resolve TLS security configuration errors?

popular What is the nationality of Minnie?

popular How do I recycle and recycle foil like cooking foil?

popular What is the deadline for purchasing lotto?

popular Do oats also have side effects?

Same Tag Is Galaxy a7 2017 for skt?

Same Tag Is KT also able to trade mobile data transactions?

Same Tag Are there any telecommunications companies that can't be terminated even if they don't use the affordable phone plan?

Same Tag Can I plug LG U+ USIM into SKT folder phone and use it?

Same Tag If I'm done writing data, what happens to writing data on a device that writes data together?

Same Time What should I use to smell my scalp?

Same Time How do I terminate the carrier I used before if I transfer the number?

Same Time I'm From Mugwort Mugwort Essence Review