Not available to prepaid card users.
If you use a prepaid card,
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IDD service covers the world! With our 24-hour flat rate, you can enjoy economical IDD service to call anywhere, anytime.
Use the IDD service on your csl phone in two ways:
Dial 001 + country code + area code + tel/fax number
Dial + + country code + area code + tel/fax number
Simply call our 24-hour Consumer Service Hotline: 25 123 123.
- To utilize the IDD service, subscribers must pay a deposit of HK$500.
3G IDD 001 International Video Call service and 3G Roaming Video Call service will be ceased starting from May 31, 2021. For inquiries, call our free 24-hour international toll-free hotline on +852 25123123.
You can now talk face to face with your friends, families or overseas business partners as if they were in Hong Kong like you. Why wait? Simply pick up your 3G handset and make a video call to buddies or business associates internationally. This service even allows you to show an item to an overseas friend while you are shopping in Hong Kong!
Dial 001 + country code + area code + mobile tel number
Dial + + country code + area code + mobile tel number
IDD Video Call service is available to csl customers with IDD service subscription. Please call our 24-hour Consumer Service Hotline: 25 123 123.