Macao: SMS Guidelines

Sending SMS to Macao? Check out our comprehensive guidelines to ensure compliance in Macao.

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

Macao: SMS Guidelines

MCC: 455
​Dial Code: 853
Alphanumeric Sender IDs are supported. Registration is not necessary.

Alphanumeric Sender IDs can be overwritten to a random Hong Kong Long Code to ensure delivery towards Network China Telecom (45507).
There are no restrictions with regards to content towards this destination.

Please make sure to always refer to our Acceptable Use Policy for Messaging.

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