Founded in 1984 and owned by the conglomerate (chaebol) SK Group since 1997, SK Telecom is the biggest mobile network operator in South Korea by subscribers, followed by KT Corporation and LG U+.
Korea Mobile Telecommunications Services Corp.
1984–1988
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Korea Mobile Telecommunications Corp.
1988–1997
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SK Telecom
1997–2005
This logo was introduced after the 1997 acquisition by the SK Group.
2005–present
The 'Wings of Happiness' logo was introduced in 2005.
| Asia-Pacific members: Australia: Optus1 | Hong Kong: csl. | India and Sri Lanka: Bharti Airtel1 | Indonesia: Telkomsel1 (Timor-Leste: Telkomcel) | Japan: SoftBank Mobile | Macau: CTM | Malaysia: Maxis Communications | Philippines: Globe Telecom1 | Singapore: Singtel1 | South Korea: SK Telecom | Taiwan: Taiwan Mobile | Thailand: AIS1 | Vietnam: MobiFone
Middle Eastern members: Saudi Arabia: stc (Bahrain | Kuwait) | Turkey: Türk Telekom African member: Airtel1 (Chad, DR Congo, Gabon, Ghana, Kenya, Malawi, Madagascar, Niger, Nigeria, Rep. Congo, Rwanda, Seychelles, Tanzania, Uganda and Zambia) 1Wholly- or partly-owned subsidiaries of Singtel.  |