Value-added Services
Roaming Call Back Service
Roaming Call Back Service helps you save up to 84% on calls back to Hong Kong, Please click here for coverage and charging details.
All CMHK customers can automatically enjoy the service without application or deposit, make local calls, or follow these easy steps to call back to Hong Kong or to other countries / destination:
Calls to Hong Kong
To retrieve Voice Mail | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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Calls to local or other countries / destinations
(country / destination code) (area code) (phone no.)
Remarks: