KT headquarters details
- City
- Seongnam-si
- State / region
- Gyeonggi-do
- Country
- South Korea
- Phone
- +82 31 374 0015
- Founded
- 1981
- Website
- kt.com
- Stock
- NYSE: KT
- linkedin.com/company/kt
Location map
Open in Google MapsAll KT office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Seongnam-si HQ | Gyeonggi-do | South Korea | Headquarters |
Showing the headquarters of 33 recorded locations. See every location in GraphIQ →
About KT
KT (NYSE: KT) is headquartered in Seongnam-si, Gyeonggi-do, South Korea. Founded in 1981, the company has 33 recorded locations across 7+ countries and employs approximately 23,372 people worldwide.
Where is KT's main office?
KT's main headquarters office is located at Seongnam-si, Gyeonggi-do, South Korea. This is the company's primary corporate address.
KT regional offices
Beyond its headquarters in Seongnam-si, KT has recorded locations in South Korea, Australia, Canada, Croatia, France, India and United States.
KT contact information
The main switchboard for KT headquarters can be reached at +82 31 374 0015. Official website: kt.com.
What does KT do?
KT Corporation (Hangul: 주식회사 케이티), formerly Korea Telecom, is a South Korean telecommunications company, mobile network operator (MNO) and mobile virtual network operator (MVNO). KT is the large wireless carrier in South Korea, with 13.5 million subscribers as of Q4 2023.
KT competitors & similar companies
Frequently asked questions
Where is KT headquarters?
KT's headquarters is located at Seongnam-si, Gyeonggi-do, South Korea.
How many offices does KT have?
GraphIQ records 33 locations for KT across 7+ countries, as of October 2026.
When was KT founded?
KT was founded in 1981 and employs approximately 23,372 people.
What is KT's phone number?
The main phone number for KT headquarters is +82 31 374 0015.
How many employees does KT have?
KT has approximately 23,372 employees (GraphIQ estimate, 2026).
Is KT a public company?
Yes. KT is publicly traded on NYSE under the ticker KT.