Macao: SMS Guidelines

MCC: 455
​Dial Code: 853
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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).
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There are no restrictions with regards to content towards this destination.

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