Number of fixed lines fell 4.55% to 24.7 mil in South Korea in 2019, according to World Bank.
Historically, number of fixed lines in South Korea reached an all time high of 30.3 mil in 2013 and an all time low of 0.221 mil in 1965. When compared to South Korea's main peers, number of fixed lines in China amounted to 191 mil, 1.18 mil in Dem. People's Republic of Korea, 62.7 mil in Japan and 3.66 mil in Vietnam in 2019.
South Korea has been ranked 10th within the group of 174 countries we follow in terms of number of fixed lines, 1 place above the position seen 10 years ago.
| Number of Fixed Lines | Unit | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 |
| Cambodia | mil | 0.256 | 0.227 | 0.133 | 0.088 | 0.056 | ||||||||||||||||
| China | mil | 231 | 207 | 194 | 192 | 191 | ||||||||||||||||
| Dem. People's Republic of Korea | mil | 1.18 | 1.18 | 1.18 | 1.18 | 1.18 | ... | |||||||||||||||
| India | mil | 25.5 | 24.4 | 23.2 | 21.9 | 21.0 | ||||||||||||||||
| Japan | mil | 63.7 | 64.1 | 64.0 | 63.4 | 62.7 | ||||||||||||||||
| Laos | mil | 0.962 | 1.27 | 1.13 | 1.48 | 1.45 | ||||||||||||||||
| Russia | mil | 35.6 | 32.3 | 32.0 | 30.1 | 27.7 | ... | |||||||||||||||
| South Korea | mil | 28.9 | 28.0 | 26.8 | 25.9 | 24.7 | ||||||||||||||||
| Thailand | mil | 5.31 | 4.71 | 9.96 | 6.06 | 5.42 | ||||||||||||||||
| USA | mil | 125 | 121 | 116 | 110 | 106 | ||||||||||||||||
| Vietnam | mil | 7.32 | 5.60 | 4.39 | 4.30 | 3.66 |
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