Zayo Group (HK) Limited
SBO Class 3 (ISP)- Address
- Unit 1402, 14th Floor, Henley Building, No. 5 Queen's Road Central, Central, Hong Kong
- Regulator reference
- SBO-1760
ISP & Telecom Directory · Hong Kong
Hong Kong Telecom & ISP Providers Starting With Z
Registered contact details for the 6 OFCA-licensed operators whose name begins with the letter Z, from the OFCA register as of 10 September 2026. Address requests to the registered address on the licence; the major operators also publish law-enforcement liaison channels through their corporate offices. Verify against the live register before serving legal process.
Showing 1–6 of 6 entries
Zenlayer Networks (Hong Kong) Limited
SBO Class 3 (ISP)- Address
- Unit 3A-8, 12/F Kaiser Centre, 18 Centre Street, Sai Ying Pun, Hong Kong
- Regulator reference
- SBO-1847
ZHAO CHENG TECHNOLOGY (HK) CO., LIMITED
SBO Class 3 (ISP)- Address
- Room 1202, Flat A, 12/F, Efficiency House, 35 Tai Yau Street, San Po Kong, Kowloon
- Regulator reference
- SBO-1918
ZMF Tech Co., Limited
SBO Class 3 (ISP)- Address
- Room 602, 6/F, Kai Yue Commercial Building, 2C Argyle Street, Mong Kok, Kowloon
- Regulator reference
- SBO-1943
ZONE Limited
SBO Class 2 (local voice telephony)- Also registered as
- SBO Class 3 (ETS; IVANS)
- Address
- Room 1903, 19/F, Lee Garden Three, 1 Sunning Road, Causeway Bay, Hong Kong
- Regulator reference
- SBO-0003
ZT INFORMATION NETWORK CO., LIMITED
SBO Class 3 (ISP)- Address
- Flat B, 5/F., Wing Cheong Commercial Building, 19-25 Jervois Street, Sheung Wan, Hong Kong
- Regulator reference
- SBO-1909
Independent reference compiled from OFCA (Office of the Communications Authority) - Carrier Licences Enquiry (Unified/Mobile Carrier Licensees) and Services-Based Operator (SBO) Licences Enquiry, with registered addresses taken from the licence documents; service flags from DATA.GOV.HK 'List of SBO Licensees'; hotlines/websites from OFCA's consumer 'Telecommunications Services Providers' page for study and investigative use. Ministry of Cyber Affairs is not a government body and does not represent any listed provider. See the Hong Kong directory overview and the directory hub for other countries.