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Roaming & IDD

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:

#YourClubTheClub: Enjoy the mid-autumn festival with delicacies! #YourClubTheClub: Playing and taking photes with Youtubers! #YourClubTheClub: io.t by HKT – see tomorrow TODAY!

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