Mobile Communication in Korea
A guide to SIM cards, phone plans, and carriers for foreigners.
SIM Card & eSIM Providers for Foreigners
There are many providers offering services tailored to foreigners, available both online and offline.
KT Mobile (Prepaid)
KT
From ₩30,000
- Easy online purchase
- Airport pickup available
- Good for short-term tourists
Chingu Mobile
LG U+ MVNO
From ₩25,000
- Foreigner-friendly service
- No contract required
- Good value for data
SK Roaming SIM
SK Telecom
From ₩35,000
- Reliable SKT network
- Available at airports
- Slightly more expensive
Phone Plan Recommendations by Length of Stay
Choose a plan that best fits the duration of your stay.
Short-term Stay (Less than 90 days)
Prepaid SIM/eSIM
₩30,000 - ₩70,000
Data: Unlimited (speed cap may apply)
Suitable for: Tourists, short-term visitors
Wi-Fi Egg Rental
₩3,000 - ₩5,000 per day
Data: Unlimited (for multiple devices)
Suitable for: Groups, multiple device users
Long-term Stay (More than 90 days)
Postpaid Plan (Contract)
From ₩33,000/month
Data: Varies by plan
Suitable for: Residents with ARC
MVNO Prepaid Plan (알뜰폰)
From ₩15,000/month
Data: Good value for data
Suitable for: Budget-conscious residents
Where to Buy: A Comparison
Each purchase location has its own pros and cons.
| Location | Pros | Cons |
|---|---|---|
| Online (before arrival) | Convenient, can pick up at airport | Limited options, requires pre-planning |
| Airport Counters | Immediate activation, English support | More expensive than other options |
| Carrier Stores (SKT, KT, LG) | Official support, various plans | Requires ARC for postpaid plans |
| Convenience Stores | Accessible, good for top-ups | Limited plan selection, staff may not speak English |
Major Korean Carriers
Korea is dominated by three major mobile carriers.
Korea's largest carrier.
A major competitor with a strong network.
Known for competitive pricing and media services.
Ready for the Next Step?
Once you have your SIM card, it’s time to install essential apps.
See Essential Apps