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ISP & Telecom Directory · Hong Kong

Hong Kong Telecom & ISP Providers Starting With Y

Registered contact details for the 7 OFCA-licensed operators whose name begins with the letter Y, from the OFCA register as of 10 September 2026. Address requests to the registered address on the licence. No law-enforcement desk is published in this data, so confirm the right legal or compliance contact with the operator before sending. Verify against the live register before serving legal process.

Showing 1–7 of 7 entries

Y5Zone Limited

SBO Class 3 (IVANS)
Address
12 & 14/F., Trans Asia Centre, 18 Kin Hong Street, Kwai Chung, N.T
Regulator reference
SBO-1232

Yahoo! Hong Kong Limited

SBO Class 3 (IVANS)
Address
Suite 2707-11, 27/F, Devon House, Taikoo Place, 979 King's Road, Quarry Bay, Hong Kong
Regulator reference
SBO-0798

YINNOX HK LIMITED

SBO Class 3 (ISP)
Address
Flat 1512, 15/F., Lucky Centre, No. 165-171 Wan Chai Road, Wan Chai, Hong Kong
Regulator reference
SBO-1961

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.