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Data Roaming

Service Notification: Your Data Roaming Day Pass will be activated
From 23 April 2018 onwards, we will activate your Data Roaming Day Pass for you to stay connected with your dear ones. To ensure no bill shock, our Data Roaming Day Pass will allow you to use data at a fixed rate for 24 hours upon acceptance of using data roaming at Data Roaming Day Pass covered destinations. If you do not need roaming services, please contact our customer service hotline on 25123123.

We will send SMS to notify you the activation of your roaming services. If you wish to deactivate your roaming service or have any enquiries, please call our customer hotline. You can download the csl App , or visit the websites below for roaming charge details.


• Data Roaming Day Pass:
• Other Roaming Services:

* Designated customers do not include customers:
(1) on a BlackBerry plan, (2) on a data-only plan (3) on a Smart PaMa plan (4) on a Primary or Secondary Student SIM plan (5) Aged 65 or over, (6) already activated roaming services or (7) Business Customer Registration.

Worldwide data & voice roaming + unlimited Wi-Fi phone calling

csl covers more than 300 destinations, so our customers can use their mobile phones around the world and benefit from voice and data services anytime, anywhere. We also provide a convenient roaming site that carries all the latest coverage details and roaming charge info.

In addition, the Data Roaming Day Pass means you can enjoy mobile data.

The exclusive “KingKing” app enables you to use our innovative Wi-Fi phone service in Hong Kong and overseas with no limits on use, but huge savings on roaming charges. You can also exchange free video calls with other “KingKing” users.

For more roaming & IDD info, please click the links below:

Download csl App