KT Yongsan IDC

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33 Wonhyo-ro 41-gil
OperationalPlanned
Operational with future phases planned
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KT Yongsan IDC

Year Built: 2020
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The seven-story building has six underground floors.

Map and Nearby Locations:

33 Wonhyo-ro 41-gil
KT Cloud DC Sites
Nearby Facilities

Sites within 15 miles of KT Yongsan IDC

Distance Site About
1.84 miles Okestro: Yeouido, Seoul
Okestro and DC Korea - 5MW sovereign AI data center,
Yeouido, Seoul, South Korea.
1.88 miles Equinix Seoul SL1
2.20 miles LG CNS Seoul FKI Tower
2.38 miles KT Yeouido IDC
2.51 miles Telehouse Seoul
Telehouse Seoul opened in 2000.
3.22 miles Y-eDC Data Center
The Y-eDC Data Center Development Project will consist of an eight-story facility with three underground levels, encompassing 1,385 square meters (14,900 square feet) of space.
3.60 miles Epoch: Yangpyeongdong
Construction of Actis's second Seoul data centre began in the second half of 2022, following its June 2021 announcement.
4.02 miles SK Broadband: IDC Seocho
4.55 miles KT Mok-dong IDC 2
4.59 miles LG Uplus: Nonhyeon Center
The Nonhyeon Center, located in Seoul's Gangnam-gu district, was LG U+'s first data center when it opened its initial phase in 1998.
4.69 miles LG CNS Sangam DDMC
4.77 miles Digital Edge Sejong Gangnam
The SEL1 data center is strategically located in the Gangnam district.
4.80 miles KT Mok-dong IDC 1
4.98 miles KT Gangnam IDC
4.99 miles LG Uplus SEOCHO1
5.03 miles DreamMark1: Guro IDC
Dreammark One offers colocations services from a 1,200-rack facility in Guro, Seoul.
5.06 miles LG CNS Seoul Sangam IT
5.06 miles KINX: Sangam1 IDC
KINX Sangam1 features world-class safety and security systems. It is designed to accommodate both high- and medium-density clients efficiently.
5.12 miles Samsung SDS: Sangam ICT
5.14 miles KINX: Sangam2 IDC
5.14 miles Digital Seoul 1 (ICN10)
5.65 miles KINX: Gasan IDC
As the location of the network PoPs of major cloud service providers based in Korea and abroad, Gasan IDC provides a multi/hybrid cloud environment via CloudHub.
5.67 miles SK Broadband: IDC Gasan
Opened in 2021, the Gasan data center is a 15-story facility—10 above ground and five below—spanning 69,300 square meters (745,940 square feet).
5.69 miles LG CNS Seoul Gasan
5.69 miles Ehost IDC Sould
5.71 miles DCI: Seoul SEL01
DCI Data Centers (DCI) and Daelim Co have commenced construction of a data center in Seoul, South Korea, marking DCI's first facility in the country through a joint venture partnership.
5.73 miles Equinix SL3x
5.77 miles Hyperscale Data Center Request Dataset
AWS is reportedly conducting feasibility studies for a data center in Goyang City, Gyeonggi Province.
5.78 miles NTT Seoul
5.79 miles CapitaLand: Korea 1
CapitaLand's Korea 1 data center is located adjacent to Seoul’s key business district and Sangam DC cluster.
5.83 miles CapitaLand: Korea 2
Situated next to the CapitaLand Korea Data Center 1, it has 3,456 racks in 12 data halls within 7-storey building.
5.88 miles Equinix SL2x
5.88 miles Equinix SL4
5.94 miles Koramco: K Square DC
In 2021, Koramco funded the development of the K Square Data Center, an 11-story facility spanning 41,215 square meters (443,635 sq ft), located in Seoul's Gasan Digital Complex.
5.99 miles STT Seoul 1
Situated within Gasan-dong, Geumcheon-gu, STT Seoul 1 is strategically located near Mokdong.
5.99 miles KINX: Dogok IDC
6.13 miles KT Gasan IDC
6.28 miles KT: Guro DC
KT Cloud has been confirmed as the operator of the new Guro Data Center, currently under development in Seoul, South Korea.
6.87 miles Empyrion: Gangnam KR1
Strategically located in Gangnam, Seoul, South Korea, the KR1 Gangnam Data Centre offers close proximity to the headquarters of major technology and Fortune 500 companies.
8.23 miles KINX: GwaCheon IDC
The “Network Platform Internet Data center" is certified with global standards and operated by the largest L2 Network provider in Korea.
8.43 miles Gwacheon Data Centre
Gabia has begun construction on a combined office and data center facility in Gwacheon City, Gyeonggi Province. The project, which broke ground in the first quarter of 2022, was scheduled for completion in 2024.
8.78 miles Naver: Bucheon AI Data Center
Naver's Bucheon AI Data Center (Center 1) is located on the 482th to 9th floors of the existing R&D Center in Sosa-ro 13 (Chunui-dong). The total floor area is about 4,875 sqm.
9.19 miles Carrier-Neutral Data Center Request Dataset
This facility is part of SC Zeus Samsong Data Center project in Seoul.
9.27 miles SC Zeus: Samsong IDC
9.42 miles KINX: Pyeongchon IDC
9.75 miles LG Uplus Pyeongchon 2
9.92 miles LG Uplus Pyeongchon
10.74 miles KT: Bucheon Peach IDC
KT will operate a new data center in Bucheon, South Korea. Following the demolition of existing buildings that began in February 2023, the Bucheon Data Centre is expected to complete construction in July 2026.
11.23 miles Epoch: Pyeongchon
The Pyeongchon Data Centre, developed through a partnership between Actis and GS Group, is situated in Pyeongchon, South Korea.
11.29 miles Koscom: Anyang IDC
Koscom (Korea Securities Computing Corporation) has broken ground on its Anyang IDC Data Center in South Korea.
11.76 miles SK Broadband: Pangyo Campus
In 2025, SK C&C, the IT subsidiary of South Korean conglomerate SK Group, sold its data center business to its sister company, SK Broadband.
12.38 miles KINX: Bundang1 IDC
12.38 miles Hostway Bundang
12.74 miles CapitaLand: Hanam 2
Hanam 2 is located 150 meters from Hanam Data Center 1. The facility contains 2,016 racks distributed across 7 data halls within a 10-story building
12.81 miles Kakao: Namyangju
Korean Internet company Kakao plans to invest KRW 600 billion ($442.3 million) to construct a new AI-focused data center in Namyangju, Gyeonggi province.
12.82 miles CapitaLand: Hanam 1
CapitaLand is building a data center in Gyeonggi-do, South Korea. The facility houses 1,932 racks across 7 data halls within a 10-story building.
12.86 miles SK Broadband: IDC Ilsan 2
SK Broadband has a second data center in Ilsan, referred to as 'ILSAN #2,' which was a warehouse converted into a data center.
12.98 miles Hanam Data Centre
Spanning 41,919 sqm (451,212 sq ft) across 12 stories, Kakao Corp rents 92 percent of the data center with LG Group's LG CNS Co. renting the remaining eight percent.
12.99 miles Kakao: Hanam
The facility spans 41,919 square meters (451,212 square feet) across 12 stories. Kakao Corp rents 92 percent of the facility, while LG Group's LG CNS Co.
13.00 miles LG CNS: Hanam
The facility spans 41,919 square meters (451,212 square feet) across 12 stories. Kakao Corp rents 92 percent of the facility, while LG Group's LG CNS Co.
13.21 miles ESR Group: Bupyeong KR1
ESR, an APAC real estate owner and manager, has commenced construction on its first South Korean data centre, KR1, in partnership with Seoul-based Wide Creek Asset Management (Wide Creek AMC).
13.21 miles Princeton PDG: Bupyeong KR1
ESR, an APAC real estate owner and manager, has commenced construction on its first South Korean data centre, KR1, in partnership with Seoul-based Wide Creek Asset Management (Wide Creek AMC).
13.38 miles LG CNS Incheon Center
13.57 miles Stack: Incheon ICN01A
STACK's ICN01A data center is located in the western Seoul suburb of Incheon.
13.64 miles Digital Edge: SEL3
Digital Edge (Singapore), with support from global infrastructure investor Stonepeak, started construction of SEL3 in May 2025.
13.65 miles Digital Edge SEL2
Located in Bupyeong-gu, Incheon, the campus is well situated with easy access to Incheon International Airport
13.89 miles SK Broadband: IDC Ilsan
A 10-story building with three underground levels and a total floor area of 30,740m2.
15.27 miles Keppel DC: Uijeongbu
Keppel DC is building a new data center in the Uijeongbu-si area of Gyeonggi-do. Phase 1, which will utilize prefab construction, is scheduled for delivery by Q3 2027.
15.72 miles Magna PFV: Deok-i-dong
Magna PFV, a construction affiliate of South Korean conglomerate GS Group, has secured final approval for its data center project in Goyang City's Deok-i-dong district.
15.77 miles DreamMark1: Incheon IDC
DreamMarkOne Introduces 22KW High-Density Infrastructure Service at Incheon Data Center in 2024.
15.88 miles KT Bundang IDC
16.14 miles SK Broadband: IDC Bundang
16.17 miles KINX: Bundang2 IDC
16.45 miles Hyperscale Data Center Request Dataset
17.20 miles LG CNS: Jukjeon (Pacific Sunny)
The Jukjeon Data Center, located in the eastern part of the Seoul metropolitan area, will be operated by LG CNS.
18.11 miles Kakao: Ansan
Kakao, the South Korean Internet company, has launched its first self-owned data center in Ansan, Gyeonggi Province.
18.20 miles IGIS AMC: Choji-dong
The data center will feature two basement levels and nine above-ground floors, encompassing a substantial gross floor area of approximately 49,591 square meters.
19.35 miles Digital Seoul 2 (ICN11)
Digital Realty acquired a 5-acre land parcel in Seoul in 2021, with initial plans to develop a 64MW data center slated for completion in 2023.
19.36 miles SK Broadband: Yangju
SK Broadband's Yangju data center spans 12,323 sqm.
19.98 miles Samsung SDS: Suwon ICT
A data center, spanning 35,005 square meters, opened in 2007 in Maetan-dong, Yeongtong-gu, Suwon City, Gyeonggi-do.

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Operating Company

Operated by:

kt IDC is a subsidiary of kt Corporation. kt cloud is a leading South Korean digital transformation (DX) company specializing in IDC, Cloud, and Network services. The company provides customized DX solutions, leveraging its experience as the pioneer of Korea's first public cloud service.

With 14 IDCs nationwide and two decades of operational expertise, kt cloud offers a secure and stable IT system environment. They also provide the world's first Hyperscale AI Computing service, enabling pay-as-you-go GPU computing for large-scale AI model development.

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