SIM Service Guidance
Keep using your phone with SIM card! Just use them, no need to return them.
SIM(Data)
What is SIM(Data)?
SIM(Data) is a service to get unlimited access to LTE data for a desired period of
1 day/2 days/3 days/4 days/5 days/6 days/7 days/8 days/9 days/10 days/15 days/
20 days/30 days/60 days/90 days. (continue to use at a maximum speed of 100Mbps)
You can use SIM(Data) card exchange simply with your own mobile phone without having to return.
Service steps
-
Step.1
Online purchase
-
Step.2
Visit the airport roaming center
-
Step.3
Use in Korea
- It can be purchased on the official website or at the airport roaming center.
- 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.
- 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.
Advantages of SIM(Data)

We recommend it if you plan to use unlimited data or stay in Korea for an extended period of time!
-
Unlimited use of data during the period of use.
-
You can receive international and domestic text messages for free.
(However, the existing number will be changed to the SIM number.)
-
m-VoIP (Voice Talk, Face Time, etc.) service is available within the amount of data.
Data usage period
1 day (24 hours)
6,500KRW
Day 6,500KRW / VAT included
(Continue to use at
a maximum speed of 100Mbps) Validity period 1Day(24h)
2days(48 hours)
12,000 KRW
Day 6,000 KRW / VAT included
(Continue to use at
a maximum speed of 100Mbps) Validity period 2Day(48h)
3 days (72 hours)
18,000KRW
Day 6,000KRW / VAT included
(Continue to use at
a maximum speed of 100Mbps) Validity period 3Day(72h)
4days(96 hours)
23,000 KRW
Day 5,750 KRW / VAT included
(Continue to use at
a maximum speed of 100Mbps) Validity period 4Day(96h)
5 days (120 hours)
27,500KRW
Day 5,500KRW / VAT included
(Continue to use at
a maximum speed of 100Mbps) Validity period 5Day(120h)
6days(144 hours)
31,900 KRW
Day 5,316 KRW / VAT included
(Continue to use at
a maximum speed of 100Mbps) Validity period 6Day(168h)
7 days (168 hours)
35,000KRW
Day 5,000KRW / VAT included
(Continue to use at
a maximum speed of 100Mbps) Validity period 7Day(168h)
8days(192 hours)
36,300 KRW
Day 4,812 KRW / VAT included
(Continue to use at
a maximum speed of 100Mbps) Validity period 8Day(192h)
9days(216 hours)
37,400 KRW
Day 4,155 KRW / VAT included
(Continue to use at
a maximum speed of 100Mbps) Validity period 9Day(216h)
10 days (240 hours)
38,500KRW
Day 3,850KRW / VAT included
(Continue to use at
a maximum speed of 100Mbps) Validity period 10Day(240h)
15 days (360 hours)
55,000KRW
Day 3,666KRW / VAT included
(Continue to use at
a maximum speed of 100Mbps) Validity period 15Day(360h)
20 days (480 hours)
60,500KRW
Day 3,025KRW / VAT included
(Continue to use at
a maximum speed of 100Mbps) Validity period 20Day(480h)
30 days (720 hours)
71,500KRW
Day 2,383KRW / VAT included
(Continue to use at
a maximum speed of 100Mbps) Validity period 30Day(720h)
60 days (1,440 hours)
107,000KRW
Day 1,783KRW / VAT included
(Continue to use at
a maximum speed of 100Mbps) Validity period 60Day(1,440h)
90 days (2,160 hours)
143,000KRW
Day 1,588KRW / VAT included
(Continue to use at
a maximum speed of 100Mbps) Validity period 90Day(2,160h)
Considerations
- Once the case is opened, you cannot request a refund. (Refunds cannot be processed after 30 days from the date of purchase due to credit card company policy.)
- Please confirm the compatibility of your device, as country-locked phones and tablet PCs not equipped with voice call features cannot be used.
- You can receive voice and text messages for free. (Not applicable for 1-day pass)
- The prepaid USIM data product is a short-term rental product valid for one year after purchase and cannot be used after.
- 1 day/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 every 24 hours from the moment you scan the eSIM QR on the mobile phone. - You can use unlimited data during the usage period. (You can use data continuously at a speed up to 100Mbps.)
- This SIM does not support the NFC function.
- 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.
- This product cannot be charged for [voice/text(outgoing)].
- 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 calls and text messages are only 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)
- All eSIM/SIM (data) 1-day plans do not require passport information verification.
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 the available hours online, please 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 calls and text messages are only 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.
- All eSIM/SIM (data) 1-day plans do not require passport information verification.
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.
-
1Settings
-
2More networks
-
3Mobile networks
-
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.
-
1Settings
-
2More networks
-
3Mobile networks
-
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
to Know Before Using SKT Products
Verification method
-
Step.1Install the eSIM on your phone by scanning
the QR code on the voucher -
Step.2Check SKT & data usage
after arriving in Korea -
Step.3Enter the passport information
verification page
(https://www.skroaming.com/passport/) -
Step.4Enter the mobile phone number and rental contract number on the voucher
-
Step.5Enter 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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