Personal information is shared between these listed companies as well as their direct and indirect subsidiaries.
- NTT Australia Pty Ltd
- NTT Com ICT Solutions Pty Ltd
- Australia-Japan Cable Holdings Limited
- Dimension Data Holdings plc
- Global Networks
- NTT Europe Ltd
- Gyron Internet Limited
- Arkadin International SAS
- Transatel SAS
- e-shelter Verwaltungs-GmbH
- NTT Communications India Private Limited
- Netmagic Solutions Private Limited
- PT. NTT Indonesia Nexcenter
- NTT Security Corporation
- NTT Worldwide Telecommuncations Corporation
- PC-1J KK
- NTT Global Datacenter Corporation
- NTT Korea Co. Ltd.
- Lux e-shelter 1 S.a r.l.
- NTT MSC SDN. BHD.
- NTT Com Myanmar Co. Ltd
- NTT Communications Russia LLC
- NTT Singapore Pte. Ltd.
- Emerio GlobeSoft Pte. Ltd.
- NTT Communications Managed Services.S.A
- NTT Taiwan Ltd
- NTT Communications (Thailand) Co., Ltd.
- Digital Port Asia Limited
- NTT America, Inc.
- NTT Communications Cloud Infrastructure Services, Inc.
- NTT Communications (Vietnam) Limited
- NTT Global Data Centers Americas, Inc.
- NTT Global Data Centers EMEA GmbH