According to data collected between August and October 2024 in South Korea, the network availability for KT subscribers was at around 99.7 percent of the time. The other two major telecommunications operators, LG U+ and SK Telecom, also had a 99.7 percent network availability.
Availability of mobile network in South Korea in 2024, by operator
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OpenSignal. (December 11, 2024). Availability of mobile network in South Korea in 2024, by operator [Graph]. In Statista. Retrieved June 09, 2025, from https://www.statista.com/statistics/1108373/south-korea-4g-availability-by-operator/
OpenSignal. "Availability of mobile network in South Korea in 2024, by operator." Chart. December 11, 2024. Statista. Accessed June 09, 2025. https://www.statista.com/statistics/1108373/south-korea-4g-availability-by-operator/
OpenSignal. (2024). Availability of mobile network in South Korea in 2024, by operator. Statista. Statista Inc.. Accessed: June 09, 2025. https://www.statista.com/statistics/1108373/south-korea-4g-availability-by-operator/
OpenSignal. "Availability of Mobile Network in South Korea in 2024, by Operator." Statista, Statista Inc., 11 Dec 2024, https://www.statista.com/statistics/1108373/south-korea-4g-availability-by-operator/
OpenSignal, Availability of mobile network in South Korea in 2024, by operator Statista, https://www.statista.com/statistics/1108373/south-korea-4g-availability-by-operator/ (last visited June 09, 2025)
Availability of mobile network in South Korea in 2024, by operator [Graph], OpenSignal, December 11, 2024. [Online]. Available: https://www.statista.com/statistics/1108373/south-korea-4g-availability-by-operator/