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Customer Support

Questions about your service?  Phone in need of repair?  Here are some of the ways you can get the support you need. 


    Customer Service Channels





    Technical Support for Your Device













Questions about your service?

Mobile Services: Call 1583
(Toll-free from a kt mobile phone)
or (02) 2190-1180

Home Services: Call 1588-8448

For other ways to get customer service, click here.

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KT Corporation, CEO Lee Suk-chae. Business registration number: 102-81-42945, 2002-경기성남-0048.

ADDRESS: 90 Buljeong-ro (206 Jungja-dong), Bundang-gu, Seongnam-city, 463-711 Korea. TEL: 82-2-2190-1180

Copyright (C)2012 KT Corporation. All rights reserved.