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Mobile networks and carriers in South Korea use 1 UMTS band, 5 LTE bands, and 2 CDMA bands. Find out if your unlocked phone or mobile device will work in South Korea. See the tables below for details.


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Carriers

Select a carrier to see frequency details
Name # of frequency bands in use
KT 4
LG U+ (Uplus) 4
SK Telecom 5

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Frequencies in use

UMTS

Name Interface
B1 (2100) UMTS

LTE

Name Interface
B1 (2100) LTE
B3 (1800 +) LTE
B5 (850) LTE
B7 (2600) LTE
B8 (900) LTE

CDMA

Name Interface
BC0 (800) CDMA
BC4 (Korean PCS) CDMA