Hong Kong: SMS Guidelines

SMS Guidelines for Hong Kong including MCC and Dial Code. Get more messaging details here.

Telnyx Engineering avatar
Written by Telnyx Engineering
Updated over a week ago

SMS Guidelines for Hong Kong

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.

SMS Resources for Hong Kong

Additional SMS resources for Hong Kong:

Did this answer your question?