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

395 2019-03-26 Gentleman

popular Why does it say that your license has expired on your phone?

popular What is the nationality of Minnie?

popular Do oats also have side effects?

popular What is the deadline for purchasing lotto?

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

Same Tag Is there a telecommunications company in Japan?

Same Tag Do I have to change my internet phone when I move my internet carrier?

Same Tag What is the range of performance of the nanny fee Wibee card?

Same Tag How much does it cost to transfer the number from LG U+ to SKT?

Same Tag Is it possible to move the number from kt thrift phone to SK?

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