MCC: 454
Dial Code: 852
Alphanumeric Sender IDs are supported and will be maintained, no registration is required.
It is common for handsets in Hong Kong to follow the “2 numbers 1 SIM Card” model, with one Chinese number (+86) and one HK number (+85), this can cause delivery issues.
Please make sure to always refer to our Acceptable Use Policy for Messaging.
Hong Kong: SMS Guidelines
Written by Telnyx Engineering. Updated over a week ago
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