Call me

To use the service you should dial *155*097XXXXXX#, advising the recipient’s number. The subscriber of the number you require will receive an SMS requesting to call you back.
You can send the "Call Me" request to KT GSM subscribers only a maximum of 3 times per day.
Prepaid customers can use the "Call Me" service in “Active” status only and postpaid customers in “Connected” or “Warn” statuses.