We are global
With subsidiaries and offices in more than 110 cities spanning over 40 countries/regions, and network connections in more than 190 countries/regions, we are an international company providing services and solutions to enterprise clients on a global scale.

See all our office locations
NTT Communications Corporation
Global Head Office
OTEMACHI PLACE WEST TOWER 2-3-1 Otemachi, Chiyoda-ku, Tokyo 100-8019, Japan
TEL: +81-3-6700-3000
North America
NTT America, Inc.
New York Head Office
757 Third Avenue, 14th Floor, New York, NY 10017, U.S.A.
TEL: +1-212-661-0810
FAX: +1-212-661-1078
Chicago Office
1700 E. Golf Road, Suite #1100, Schaumburg, IL 60173, U.S.A.
TEL: +1-888-341-7867
FAX: +1-773-693-7749
Dallas Office
1950 Stemmons Freeway, Suite 2001, Dallas, TX 75207, U.S.A.
TEL: +1-888-341-7867
Herndon Office
13825 Sunrise Valley Dr., Suite 100, Herndon, VA 20171, U.S.A.
TEL: +1-888-341-7867
FAX: +1-571-392-7037
Los Angeles Office
2355 Crenshaw Blvd, Suite 175, Torrance, CA 90501, U.S.A.
TEL: +1-888-341-7867
FAX: +1-310-516-0300
San Jose Office
2334 Lundy Place, San Jose, CA 95131, U.S.A.
TEL: +1-888-341-7867
FAX: +1-408-437-0254
Seattle Office
15809 Bear Creek Pkwy, Suite 320, Redmond, WA 98052, U.S.A.
TEL: +1-877-868-8638
NTT Global Networks, Inc. (formerly Virtela Technology Services, Inc.)
5680 Greenwood Plaza Blvd. Greenwood Village, CO 80111, U.S.A.
TEL: +1-720-475-4445
FAX: +1-720-475-4001
PC Landing Corp.
319 Diablo Road Suite 213 Danville, CA 94526, U.S.A.
TEL: +1-415-200-0300
FAX: +1-415-402-0772
RagingWire Data Centers
PO Box 348060 Sacramento, CA 95834, U.S.A.
TEL: +1-916-286-3000
NTT Communications Cloud Infrastructure Services, Inc.
43490 Yukon Drive, Suite 209, Ashburn, VA 20147, U.S.A.
Secure-24
26955 Northwestern Highway, Ste. 200 Southfield, MI 48033, U.S.A.
TEL: +1-800-332-0076
FAX: +1-248-748-1418
South America
Brazil
NTT do Brasil Telecomunicacoes Ltda.
Sao Paulo Office
Av. Paulista, 854-13o andar conj. 136, CEP 01310-913, Sao Paulo-SP, Brasil
TEL: +55-11-3175-6310
FAX: +55-11-3175-6329
East Asia
Hong Kong
NTT Com Asia Ltd.
Hong Kong Head Office
6 Chun Kwong Street, Tseung Kwan O Industrial Estate, Tseung Kwan O, Hong Kong
TEL: +852-3793-0288
FAX: +852-2918-0800
HKNet Company Ltd.
6 Chun Kwong Street, Tseung Kwan O Industrial Estate, Tseung Kwan O, Hong Kong
TEL: +852-3793-0388
FAX: +852-2110-0088
Mainland China
NTT Communications China Co., Ltd.
8F, Carlton Building, No. 21 Huanghe Rd., Huangpu District, Shanghai 200003, China
TEL: +86-21-3366-3939
FAX: +86-21-3366-3390
Shanghai NTT Telecommunications Engineering Co., Ltd.
8F, Carlton Building, No. 21 Huanghe Rd., Huangpu District, Shanghai 200003, China
TEL: +86-21-5835-5918
FAX: +86-21-5835-1181
Korea
NTT Korea Co.,Ltd.
28th Floor, Two IFC, 10, Gukjegeumyung-ro, Yeongdeungpo-gu, Seoul, Korea 07326
TEL: +82-2-2156-9000
FAX: +82-2-2156-9090
Taiwan
NTT Taiwan Ltd.
10F, Tung Tai Plaza, No.28 Ching Cheng Street, Taipei, Taiwan
TEL: +886-2-2547-2565
FAX: +886-2-2547-2577
Southeast/South Asia
Singapore
NTT Singapore Pte. Ltd.
Singapore Head Office
20 West Pasir Panjang Road, #11-28 Mapletree Business City, Singapore 117439
TEL: +65-6871-5400
FAX: +65-6534-5419
Emerio GlobeSoft Pte. Ltd.
Emerio House, 50 Ubi Crescent #01-05 Ubi Tech Park, Singapore
TEL: +65-6349-2999
FAX: +65-6349-2966
Cambodia
NTT Communications Phnom Penh Office
Room No 788, Block F, PHNOM PENH Center corner Sihanouk (274) & Sothearos (3) Blvd, Sangkat Tonle Bassac, Khan Chamkarmon, Phnom Penh, Cambodia
TEL: +855-23-221-814
India
NTT Communications India Private Ltd.
New Delhi NCR Office
Unit No.1002, 10th Floor, Vatika City Point, Sector 25, MG Road, Gurugram – 122 002, Haryana, India
TEL: +91-124-414-9600
FAX: +91-124-423-1729
Mumbai Office
Lighthall 'C' Wing, Hiranandani Business Park, Saki Vihar Road, Chandivali, Mumbai 400072, India
TEL: +91-22-4009-9099
FAX: +91-22-4009-9101
Bangalore Office
C/O Netmagic IT Services Pvt Ltd, SY.No 164, Khajisonnenahalli village, Bidarahalli Hobli, Bangalore East Taluk, Bangalore - 560 067, India
TEL: +91-80-6722-0400
Chennai Office
S 16, Siddharth, 3rd Floor, 15th Main Road, Thiru Vi-Ka Industrial Estate, Guindy, Chennai-600 032 Tamilnadu, India
TEL: +91-44-4010-9100
FAX: +91-44-4010-9199
Ahmedabad Office
F2 & F3 Shakti Arcade, 1st Floor, TA-Mandal, Vitthalapur Char Rasta, Vitthalapur District, Ahmedabad – 382 120, Gujarat, India
Netmagic Solutions Private Limited
Lighthall 'C' Wing, Hiranandani Business Park, Saki Vihar Road, Chandivali, Mumbai 400072, India
TEL: +91-22-4009-9099
FAX: +91-22-4009-9101
Indonesia
PT. NTT Indonesia
Wisma 46 - Kota BNI, Suite 503, 5th Floor Jl. Jend. Sudirman Kav. 1 Jakarta 10220, Indonesia
TEL: +62-21-572-7777
FAX: +62-21-574-6777
PT. NTT Indonesia Nexcenter
Cyber 1 Building 3A Floor, JL. Kuningan Barat No.8, Jakarta 12710, Indonesia
TEL: +62-21-520-9810
FAX: +62-21-520-9811
Laos
NTT Communications Vientiane Representative Office
4th Floor, Alounmai Tower, 23 Singha Road, Nongbone Village, Saysettha District, Vientiane Capital, Lao PDR.
TEL: +856-21-455-082
Malaysia
NTT MSC Sdn. Bhd.
No 43000, Persiaran APEC, 63000 Cyberjaya, Selangor, Malaysia
TEL: +60-3-8319-0000
FAX: +60-3-8319-0199
Myanmar
NTT Communications Yangon Office
# 1504, 15th Floor, Sakura Tower, 339, Bogyoke Aung San Road, Kyauktada Township, Yangon, Myanmar
TEL: +95-1-255-032
Thailand
NTT Communications (Thailand) Co., Ltd.
6th Floor, Column Tower, 199 Ratchadapisek Road, Klongtoey, Bangkok 10110, Thailand
TEL: +66-2-236-7227
FAX: +66-2-200-0250
Ayutthaya Office
139 Moo 3, Asia Road, Klong Suan Plu, Phranakhonsi Ayutthaya 13000, Thailand
TEL: +66-3-534-6792
Eastern Office
700/659 M.7 Amata Nakorn Industrial Estate T. Don Hua Lo, A. Muang, Chonburi 20000, Thailand
TEL: +66-3-845-7200
Digital Port Asia Limited (Bangkok2 Data Center)
700/659 M.7 Amata Nakorn Industrial Estate T. Don Hua Lo, A. Muang, Chonburi 20000, Thailand
TEL: +66-3-313-3746
Vietnam
NTT Communications (Vietnam) Ltd.
L4A-10-13 Vincom Center, 72 Le Thanh Ton St., District 1, Ho Chi Minh City, S.R. Vietnam
TEL: +84-28-3827-3646
FAX: +84-28-3827-3643
Hanoi Branch
Room201, HITC building, 239 Xuan Thuy Street, Dich Vong Hau Ward, Cau Giay District, Hanoi, Vietnam
TEL: +84-24-3766-8466
FAX: +84-24-3766-8440
Global Data Service Joint Stock Company
Unit 722 7th Fl. HITC building in 239 Xuan Thuy, Cau Giay, Hanoi, Vietnam
TEL: +84-24-3562-6996
FAX: +84-24-3562-6998
Philippines
DTSI Group
12th Floor, Zuellig Building, Makati Avenue corner Paseo de Roxas Makati City 1225 Metro Manila Philippines
TEL: +632-856 88 88
FAX: +632-856 88 99
Oceania
Australia
NTT Com ICT Solutions (Australia) Pty Ltd
Level 3, Tower 3, Darling Park, 201 Sussex Street, Sydney NSW 2000, Australia
TEL: +61-2-9270-3400
Other Shareholding Companies
StarHub Ltd.
67 Ubi Avenue 1, #05-01 StarHub Green, Singapore 408942
TEL: +65-6825-5000
FAX: +65-6721-5000
PLDT
Ramon Cojuangco Bldg., Makati Avenue, Makati City, M.M. Philippines
TEL: +632-874-7474
FAX: +632-749-5093
Europe
NTT Europe Ltd.
UK Head Office
1 King William Street, London EC4N 7AR, U.K.
TEL: +44-20-7977-1000
FAX: +44-20-7977-1001
Belgium
Rue de la Fusee 66 Raketstraat, 1130 Brussels, Belgiumm
TEL: +32-2-790-3698
FAX: +32-2-789-4330
France
Tour Pacific. 9ème étage, 13 Cours Valmy 92977 Paris La Défense Cedex, France
TEL: +33-1-7302-0203
FAX: +33-1-4717-2909
Germany
Dusseldorf Office
Prinzenallee 11 40549 Dusseldorf, Germany
TEL: +49-211-7374-0000
FAX: +49-691-3386-8001
Frankfurt Office
Hanauer Landstrasse 182, 60314 Frankfurt am Main, Germany
TEL: +49-69-1338-68-000
FAX: +49-69-1338-68-001
Netherlands
Siriusdreef 70-72, 2132WT Hoofddorp, The Netherlands
TEL: +31-23-569-8340 (general)
FAX: +31-23-569-8350
Spain
Barcelona Office
Edificio L'Illa Diagonal, Numancia, 164-168, 5a Planta., 08029 Barcelona, Spain
TEL: +34-902-250-280 / +34-932-413-340
FAX: +34-902-111-812
Madrid Office
Av. Manoteras, 52 28050, Madrid, Spain
TEL: +34-902-250-280
FAX: +34-902-111-813
Switzerland
Schaffhauserstrasse 110 | 8152 Glattbrugg (Zurich)
TEL: +41 43 547 00 04 (general)
UAE
Office No. 307, DIC Building No. 2, Dubai Internet City, P.O.Box 503002, Dubai, UAE
TEL: +971-4-426-4866
FAX: +971-4-426-4867
Gyron Internet Limited
3 Centro, Boundary Way, Hemel Hempstead, HP2 7SU United Kingdom
TEL: +44-844-826-4000
FAX: +44-844-826-4001
Arkadin
153, rue de Courcelles 75017 Paris, France
TEL: +33-01-4465-2500
e-shelter
Eschborner Landstrase 100 D-60489 Frankfurt am Main, Germany
TEL: +49-069-7801-2110
FAX: +49-069-7801-2139
NTT Com Managed Services, S.A.U.
Edifici L’Illa, Avinguda Diagonal, 575, 5th Floor, 08029 Barcelona, Spain
TEL: +34-934-452-461
Russia
NTT Communications Russia LLC
Trekhprudny per., 9, Bld.2, Business center on Trekhprudny, Room 303-305, 123001, Moscow, Russia
TEL: +7-495-664-2356
A global presence with strength in Asia
The Asian market continues to grow at an ever-increasing pace and we are here to help you expand into this dynamic region. Our worldwide reach, industry expertise and strength in Asia make us your ultimate information and communications technology (ICT) partner. With the help of our state-of-the-art services and solutions, you can advance your position in Asia.
A worldwide network of partners
Our long-standing partnerships with other NTT group companies around the globe enable us to provide expertise and broader solutions for your company. In one-stop, you gain access to our services and solutions and on-site support, IT outsourcing and worldwide threat and security management.
Case Studies


Linking Honda and its global suppliers for faster cross-regional data transfer.


Establishing a flexible SD-WAN network infrastructure to support a broad range of business
Optimizing use of the network to create a diverse, secure, and cost-effective network infrastructure


Providing the technology backbone for accelerating retail
See how we built a retail advantage for L’Occitane with a seamless ICT solution approach
Our global capabilities
Our networks connect more than 190 countries/regions worldwide, with extensive coverage in the Asia Pacific (AP) region, including a Layer-1 network providing high-bandwidth, low-latency connectivity between Japan, the US and Europe. We are continually upgrading our Global Tier-1 IP backbone network to increase bandwidth and add direct connections to major ISPs in Asia, the US, Europe and Oceania.
We maintain state-of-the-art and highly secure data centers worldwide, with many facilities located in top business markets.