This is a website where you can search for most of the telephone numbers of officers and hotlines in respect of government bureaux / departments and related organisations.
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Service Name
Enquiries and Complaints
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Bureau / Department / Related Organisation
Office of the Communications Authority
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Office Tel
2961 6333
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Office Address
29th floor, Wu Chung House, 213 Queen's Road East, Wan Chai, Hong Kong

Remarks:
For those calling from places outside Hong Kong, please dial the area code "852" before the telephone number (not applicable to overseas offices).