| 1 |  Japan
2019 Q1 rankingsThe following is a list of countries/territories by 4G LTE coverage as measured by OpenSignal.com in January, February and March 2019.
| Rank | Country/Territory | Penetration | | 1 |  South Korea
The following is a list of countries/territories by 4G LTE coverage as measured by OpenSignal.com in October, November and December 2017.
| Rank | Country/Territory | Penetration | | 1 | South Korea
2017 Q1 rankingsThe following is a list of countries/territories by 4G LTE coverage as measured by OpenSignal.com in 2017 Q1.
| Rank | Country/Territory | Penetration | | 1 | South Korea
2016 November rankingsThe following is a list of countries/territories by 4G LTE coverage as measured by OpenSignal.com in 2016 November.
| Rank | Country/Territory | Penetration | | 1 | South Korea
2015 Q4 rankingsThe following is a list of countries/territories by 4G LTE coverage as measured by OpenSignal.com in 2015 Q4.
| Rank | Country/Territory | Penetration | | 1 | South Korea
2015 Q3 rankingsThe following is a list of countries/territories by 4G LTE coverage as measured by OpenSignal.com in 2015 Q3.
| Rank | Country/Territory | Penetration | | 1 | South Korea
2013 rankingsThe following is a list of countries by 4G LTE coverage as measured by Juniper Networks in 2013 and published by Bloomberg.
| Rank | Country/Territory | Penetration | | 1 | South Korea
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