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Prepaid SIM

You can use kt SIM card exchange cheaply with your own mobile phone in Korea

Prepaid SIM (Data + Voice)

You can use this by inserting the kt SIM into your mobile phone. Obtain a Korean mobile phone number to get unlimited access to data and phone services at an affordable price.
※Charge paid for voice/text services after returning the SIM Card

  • Use the Internet as much as you want with unlimited access to data!
  • You can receive voicemails and text messages free of charge!
  • Use the phone you brought from home in Korea!

Kinds of SIM cards

(※ Vat is included.)

Kinds of SIM cards
Kinds Period of use
27,500 won 5days
38,500 won 10days
71,500 won 30days

Use Rates

Data Rates

Use Rates
Data Rates Charges to Receive
Calls/Texts
Charges for Making
Calls/Sending Texts
Unrestricted Free. International Rates

General Rates

(※ Vat is included.)

Charges for Making Calls/Sending Texts Rates
Call Domestic 264 won/1 min Charge paid for voice/text services after returning the SIM Card
International International Rates
SMS Domestic 110 won/case
International 330 won/case

Prepaid SIM rental method

You can follow the step-by-step process of renting a SIM, as described below.

  • Confirmation of items prior to use of service.

    Step 1 Confirmation of items prior to use of service.
    • Before using the service, confirm if your country lock has been terminated by contacting your communication company!
  • Visit Roaming Center (Incheon/Gimpo/Gimhae)

    Step 2 Visit kt Roaming Center (Incheon/Gimpo/Gimhae/Jeju/Busan Harbor)
    • Required Documents : ID cards(passport, residence card, etc.)and credit card in your name (Card must not expire within three months.)
  • Receipt of SIM card /Test if it is usable or not / Payment

    Step 3 Receipt of SIM card /Test if it is usable or not / Payment
    • After receipt of SIMcard, test if it is usable or not.
    • Receipt by a third party is not possible.
    • Payment is possible with a credit card or a check.
  • Return

    STEP 4 Return
    • Return of SIM card is possible at the Roaming Center in airports and terminals nationwide.
    • Return of SIM card can be done by an agent.

International Telephone Rates

Search
International Calling Rate
Country Country Code Voice
(/rate per minute)
In Korean In English
아프가니스탄 Afghanistan 93 904
알레스카 Alaska 1 152
알바니아 Albania 355 838
알제리아 Algeria 213 957
안도라 Andorra 376 607
앙골라 Angola 244 957
안귈라 Anguilla 1264 898
안타티카 Antarctica 672 713
안티구아 Antigua and Barbuda 1268 898
아르헨티나 Argentina 54 871

* Vat is included.

Cautions

  • To use the prepaid SIM, your cellphone’s country lock should be terminated. You are advised to confirm this through your communication company.
  • This service is possible at terminals with the WCDMA function.
  • Use may not be possible according to terminal model and frequency band.
  • After installation, the prepayment chip is identified by the cellphone turning itself on and off up to a maximum of five times, according to the terminal model.
  • Video calls may be unusable according to your mobile phone model.
  • For rental inquiries, contact Olleh Roaming Customer Center. In Country : 1588-0608(Pay), Abroad : +82-2-2190-0901 (free at olleh phone)

SIM Settings

  1. 1Turn off mobile phone power, install SIM into SIM card slot.
  2. 2Turn on power, set Wi-Fi flight mode to OFF and Data Network to ON.

  3. 3After double-re booting, confirm if the antenna is well indicated.
    • For indication of "Non-service area" : Re-boot until the antenna is indicated.
    • For indication of "no chip card" to the antenna : Check if SIM is properly set. If it fails to continue recognizing SIM, check if the terminal is unusable. (For exchange and refund, inquire into the store.)
  4. 4If the carrier “olleh” is chosen, but there is no data access, check the APN setup.

    (Set-up → Show Networks → Mobile Network → Access Point Name)

    • In case of auto-identification : Select the relevant APN.
    • In case of non-auto-identification : Add menu button → new APN at APN. Input/save following items.
    APN (LTE)
    lte.ktfwing.com
    MCC
    450
    MMSC
    http://mmsc.ktfwing.com:9082
    MNC
    08
  1. 1Set Wi-Fi and flight mode to OFF and cell roller data to ON.
    • Post- iPhone6 models need setting to LTE activation → data exclusive use.
  2. 2Turn off mobile phone power and install SIM to chip slot.
  3. 3After double-rebooting, check if the antenna is well indicated.
    • For indication of "Non-service area" : Re-boot until the antenna is indicated.
      ※ Pre-iPhone4S models may take more than 15 minutes for the antenna to be indicated.
    • For indication of “no chip card” to the antenna : Check if SIM is properly set. If it fails to continue recognizing SIM, check if the terminal is unusable.
  4. 4If the carrier “olleh” is chosen, but there is no data access, first try deleting the phone’s profile
    (Set-up → General → Profile) before turning on the device again.
    • ※ Once deleted, the profile cannot be restored. Only perform this step if you have tried all of the other previous options.