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SIM Service Guidance

Keep using your phone with SIM card! Just use them, no need to return them.

SIM(Data, Call, SMS)

What is SIM(Data, Call, SMS)?

You can use unlimited data at LTE speeds (and can continue to use at 100Mbps maximum) and receive voice calls and texts within Korea for free.
Outgoing voice/texts are available upon recharge after purchasing the item.

SIM(Data, Call, SMS) products are only for foreigners and cannot be purchased by Korean passport holders.

Service steps

  • Step.1

    Online purchase

  • Step.2

    Visit the airport roaming center

  • Step.3

    Check Passport Information
    Authenticity

  • Step.4

    Use in Korea

  • You can purchase it online on the official website or at airport roaming centers.
  • All SIM products can be purchased (up to five products per person) via the official SK Telecom website or the roaming center at the airport.
  • SIM(Data, Call, SMS) with voice calling is available for pickup at the airport roaming centers when you make an online payment and purchase.
  • Mobile data is available regardless of the passport information verification status, however incoming/outgoing calls and text messages are only available after the passport information has been verified.
  • This product is intended for short-term travelers to Korea (within 90 days). Long-term travelers (staying 91 days or more) may face service restrictions.
  • If fraudulent use is detected, the service will be suspended without prior notice. In this case, refunds are not available.

SIM (Data, Call, SMS) - Why choose SK Telecom?

Recommendation

Want unlimited mobile data, and some extra discounts and perks?

  • Unlimited use of data during the period of use.

    (speeds up to 100Mbps)

  • You can freely use voice calls and texts within South Korea.

    (However, outgoing voice/texts are available upon recharge and incoming voice/texts are available for free.)

  • m-VoIP (Voice Talk, Face Time, etc.) service is available within the amount of data.

  • Enjoy free and discounted offers at SK Telecom partner shopping malls, amusement parks, and more using your transportation card and Royal Palace Pass!

Pricing and Benefits

With the purchase of a 3 days or more, we provide a transportation card and an admission ticket to experience the cultural heritage sites of Korea.
Service Period Price Standard Benefits Exclusive Benefits
from SK Telecom
2days(48hours) 12,000KRW
1.
Unlimited mobile data
2.
Free incoming calls and
texts within Korea
Outgoing calls and texts
available with a top-up balance
3.
M-VoIP supported
Voice Talk (KakaoTalk), Facetime, etc.
-
Benefit 1
Free
transportation
card
3,000KRW 0KRW
Benefit 2
Free
Royal Palace
Pass
10,000KRW 0KRW
3days(72hours)18,000KRW
4days(96hours)23,000KRW
5days(120hours)27,500KRW
6days(144hours)31,900KRW
7days(168hours)35,000KRW
8days(192hours)36,300KRW
9days(216hours)37,400KRW
10days(240hours)38,500KRW
15days(360hours)55,000KRW
20days(480hours)60,500KRW
30days(720hours)71,500KRW
60days(1,440hours)107,000KRW
90days(2,160hours)143,000KRW
Service Period
Price
Standard Benefits Exclusive Benefits
from SK Telecom
2days(48hours)
12,000KRW
1. Unlimited mobile data
2. Free incoming calls and
texts within Korea
Outgoing calls and texts
available with a top-up balance
3. M-VoIP supported
Voice Talk (KakaoTalk), Facetime, etc.
-
Benefit 1
Free
transportation
card
3,000KRW 0KRW
Benefit 2
Free
Royal Palace
Pass
10,000KRW 0KRW
고궁패스 혜택 이미지
Free Royal Palace Pass for purchases from Feb 10, 2026 onward.
3days(72hours)
18,000KRW
4days(96hours)
23,000KRW
5days(120hours)
27,500KRW
6days(144hours)
31,900KRW
7days(168hours)
35,000KRW
8days(192hours)
36,300KRW
9days(216hours)
37,400KRW
10days(240hours)
38,500KRW
15days(360hours)
55,000KRW
20days(480hours)
60,500KRW
30days(720hours)
71,500KRW
60days(1,440hours)
107,000KRW
90days(2,160hours)
143,000KRW

How to Use the Royal Palace Pass

  • Step.1

    Purchase

    Step.1

    Purchase

  • Step.2

    Verify purchase and
    check your ticket code

    Step.2

    Verify purchase and
    check your ticket code

  • Step.3

    Download and log
    in to the DSP App

    Step.3

    Download and log
    in to the DSP App

  • Step.4

    Register the ticket code
    in the DSP App

    Step.4

    Register the ticket code
    in the DSP App

  • Step.5

    Visit heritage sites

    Step.5

    Visit heritage sites

  • No discounts or partial refunds will be provided regardless of whether the Heritage benefits are used (transportation card and attraction tickets).
  • The Royal Palace Pass cannot be used for entry with the ticket code alone and must be used according to the designated procedures.
  • This product is exclusively for foreign visitors in Korea and not available to Korean nationals.
  • The Royal Palace Pass grants free admission to 12 beautiful palaces, including Gyeongbokgung Palace, Deoksugung Palace, Changdeokgung Palace, Changgyeonggung Palace, Jongmyo Shrine, and the Joseon Royal Tombs.
  • The pass allows one-time entry to each site within 12 days from first use.
  • The registration and usage period for the Royal Palace Pass is valid until December 31, 2026. Any unused portion will automatically expire.

Charge amount of Voice/Text

  • Not to be charged

  • 5,500KRW

    VAT included

  • 11,000KRW

    VAT included

  • 22,000KRW

    VAT included

  • 33,000KRW

    VAT included

  • 55,000KRW

    VAT included

Rate of voice calls / text messages

Section Voice calls Text messages
send messages Domestic
(Korea>Korea)
4.4KRW/second All SMS: 33 won/par message
LMS/MMS: 110 won/par message
International
(Korea>foreign countries)
Rates vary depending on the country
All SMS:165 won/par message
MMS: Unable to send
Reception Free of charge
  • When you purchase the item and want to enable outgoing voice/text, you need to charge for a voice/text.
  • Data charges do not include voice/text charges, and your final bill will vary depending on which voice text/charge plan you choose.
  • Hours (seconds) listed in the voice/text charge amount are in Korean currency.
  • The cost of sending a text is automatically deducted from the amount of the voice/text charge you've made.

Considerations

  • 2 days/3 days/4 days/5 days/7 days/8 days/9 days/
    10 days/15 days/20 days/30 days/60 days/90 days are applied based on 24 hours after SIM is inserted into your mobile phone.
  • Data calls can be used without limit for the duration of SIM usage.
  • This SIM does not support NFC features.
  • Cell phones with country lock and tablet PCs that do not support voice calls are not compatible, so please check before purchasing.
  • SIM with its case open cannot be canceled and non-refundable.
  • Until you recharge, you can only use data (incoming voice/texts are free) and cannot use outgoing voice/texts. (After recharge, you can make voice/text outgoings)
  • Recharges can be made within the validity period of the data product but cannot be made upon expiration.
  • SIM(Data, Call, SMS) plans can be canceled/refunded on the same day only if all Data, Call, SMS is not used. (Non-refundable for voice/text charging)
  • Any unused balance within the validity period after recharge will disappear at the end of the data product's validity period.
  • You can purchase rechargeable items through both the official website and airport roaming center.
  • The maximum charge amount within the validity period is KRW 330,000. (VAT included)
  • All SIM products can be purchased (up to five products per person) via the official SK Telecom website or the roaming center at the airport.
  • SIM(Data, Call, SMS) with voice calling is available for pickup at the airport roaming centers when you make an online payment and purchase.
  • This product is for foreign nationals only and is not available to customers holding a Republic of Korea passport. (If passport information is verified as authentic, service will not be provided.)
  • For dual nationals (holding both Republic of Korea and foreign citizenship), data services are available, but voice/SMS services are restricted.
  • Personal authentication services and text message receipt for payments are unavailable.
  • All incoming/outgoing calls and text messages are unavailable until the passport information has been verified. (Data is available for use regardless of whether or not the passport information has been verified)
  • Incoming/outgoing calls and text messages are available after the passport information has been verified.
  • Passport information verification is available for only one product per passport. Passport information verification is not available for multiple products with one passport)
  • This product is intended for short-term travelers to Korea (within 90 days). Long-term travelers (staying 91 days or more) may face service restrictions.
  • If fraudulent use is detected, the service will be suspended without prior notice. In this case, refunds are not available.

Passport information verification

  • Step.1

    Scan the passport information verification QR code in your paper or online voucher.

  • Step.2

    Verify your passport information on the page accessed by scanning the QR code.

  • Step.3

    After completing the steps, please check the text message received.

  • Passport information verification is only available between 8 AM and 10 PM, and is not available at other times.
  • If you wish to verify passport information outside of the available hours, you can proceed with the verification process at the airport roaming center.
  • All incoming/outgoing calls and text messages are unavailable until the passport information has been verified. (Data is available for use regardless of whether or not the passport information has been verified)
  • Incoming/outgoing calls and text messages are available after the passport information has been verified.
  • The roaming customer service center (+82-2-6343-9000) is available for incoming/outgoing calls regardless of the passport information verification status.
  • Passport information verification is available for only one product per passport. Passport information verification is not available for multiple products with one passport)
  • No additional verification procedure is required after the first confirmation of passport information.
  • This product is for foreign nationals only and is not available to customers holding a Republic of Korea passport. (If passport information is verified as authentic, service will not be provided.)
  • For dual nationals (holding both Republic of Korea and foreign citizenship), data services are available, but voice/SMS services are restricted.
  • This product is intended for short-term travelers to Korea (within 90 days). Long-term travelers (staying 91 days or more) may face service restrictions.
  • If fraudulent use is detected, the service will be suspended without prior notice. In this case, refunds are not available.

SIM usage

  • iOS
  • Android
    • Step.1

      Set Wi-Fi and Airplane mode OFF,
      and cellular data ON
         (Models after iPhone6 are LTE enabled Data)

    • Step.2

      Turn off your mobile device and place a SIM inside.

    • Step.3

      Check if the phone is displayed as “SKT”

    If not displayed as a service area

    Turn on and off your mobile phone until you see the antenna.

    If "Not in service area" is still displayed after repeatedly turning off and on your mobile phone, please move to a new location and try again.

    When displayed as No SIM card

    Turn off and on your mobile device two or three times with the SIM inserted.

    Turn on your mobile device and dial #758353266#646# from the Phone application. When the "Do you want to download USIM?" window appears, click OK.

    Please check your APN settings if "SKT" is displayed as your mobile carrier but there is no data connection.

    1. 1Settings
    2. 2More networks
    3. 3Mobile networks
    4. 4Access point name

    If manual settings are not possible (if Cellular Data Network does not appear)

    In case of the latest iPhone model, APN manual settings may be blocked, so if you cannot see the Cellular Data Network,
     please proceed as follows.

    • Step.1

      Turn off your mobile device and place a SIM inside.

    • Step.2

      Turn on your mobile device, then disable airplane mode and activate the data network.

    • Step.3

      Check if the phone is displayed as “SKT”

    If not displayed as a service area

    Turn on and off your mobile phone until you see the antenna.

    If "Not in service area" is still displayed after repeatedly turning off and on your mobile phone, please move to a new location and try again.

    When displayed as No SIM card

    Turn off and on your mobile device two or three times with the SIM inserted.

    Turn on your mobile device and dial #758353266#646# from the Phone application. When the "Do you want to download USIM?" window appears, click OK.

    Please check your APN settings if "SKT" is displayed as your mobile carrier but there is no data connection.

    1. 1Settings
    2. 2More networks
    3. 3Mobile networks
    4. 4Access point name

How to set up APN

  • iOS
  • Android
    • Settings → General → Reset → Reset Network Settings, then restart to use
    • (If ① fails to resolve issue) Visit unlockit.co.nz after connecting to Wi-Fi → Click CreateAPN at the bottom → Enter country/carrier information → Click CreateAPN → Restart profile “installation” to use
  • If recognized automatically

    Please select an APN below.

    APN : lte.sktelecom.com
    If not recognized automatically

    Go to "Add New APN" in the menu, then enter the following information and save it.

    APN : lte.sktelecom.com MMS PROXY : lteoma.nate.com MMSC : http://omms.nate.com:9082/oma_mms
    MCC : 450 MNC : 05

How to verify the authenticity of detailed passport information - SKT

Convenient Passport Verification Methods
to Know Before Using SKT Products
Verification method
  • Step.1
    Install the eSIM on your phone by scanning
    the QR code on the voucher
  • Step.2
    Check SKT & data usage
    after arriving in Korea
  • Step.3
    Enter the passport information
    verification page
    (https://www.skroaming.com/passport/)
  • Step.4
    Enter the mobile phone number and rental contract number on the voucher
  • Step.5
    Enter your passport information
    (i.e., last name, first name, passport number, date of birth, nationality)
Step.1
Install the eSIM on your phone by scanning
the QR code on the voucher
Step.2
Check SKT & data usage
after arriving in Korea
Step.3
Enter the passport information
verification page
(https://www.skroaming.com/passport/)
Step.4
Enter the mobile phone number and rental contract number on the voucher
Step.5
Enter your passport information
(i.e., last name, first name, passport number, date of birth, nationality)
Tips for verification!
  • If the authenticity of the passport information cannot be verified, please remove any special characters and spaces from the name and enter it again.
  • The online passport information verification system is provided as a QR code in the email voucher and the contract, available every day from 8 AM to 10 PM.
  • If you wish to verify passport information outside the available hours online, please proceed with the verification process at the airport roaming center.
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