The local call service means the voice call service by wire communication designated to make you call others within the same call areas without pressing area codes

Wire communication service is short in portability compared to telecommunication, but the price is cheap

Now, the local call services are provided by KT, SK Broadband, and LG U+ and the long distance call service are done by KT, SK Broadband, LG U + , Sejong telecom Corporation, and SK Telink