Contact Us |  Visitors to HK |  Customer Care |   |  Club SIM |  Online Shop (Connection/Renewal) |  My HKT | 
中文 ENG
Home  >   Roaming & IDD

Roaming & IDD

Service Notification: Your IDD, Roaming Services and the “Always-Be-Connected” Data Pass will be activated
From 23 April 2018 onwards, we will activate your IDD and Roaming Services (data roaming, voice roaming, SMS,video call & etc) for you to stay connected with your dear ones. To ensure no bill shock, our Always-Be-Connected Data Pass (“ABC Data Pass”) will allow you to use data at a fixed rate for 24 hours upon acceptance of using data roaming at ABC Data 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 Service App, or visit the websites below for roaming charge details.


• Roaming and IDD:
• Always-Be-Connected Data Pass:

* 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 DataRoam 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:

General Terms & Conditions of   |    Privacy Statement   |    csl Fair Use Policy   |    Regulatory Notices   |    General Terms & Conditions   |    Special Conditions   |    QoS Measures   |    Industry Code of Practice/Scheme   |    Non-discrimination and Non-harassment Statement    |    Careers
CSL Mobile Limited 香港移動通訊有限公司 2019 All Rights Reserved.The website is optimized for Internet Explorer 7 or above, and is best view with screen resolution of 1024x768.
Online Shop (Connection/Renewal)
The Club
Club SIM
Smartphone Workshop
Smartphone Encyclopedia
csl Facebook Page
csl YouTube Channel
csl Instagram