Macau SMS Features and Restrictions

Sender ID

SmarTone (45500), CTM (45501), and Hutchison (45503): Fully Dynamic Sender IDs are supported.

China Telecom: All Sender IDs will be changed to a random Hong Kong number to ensure delivery.


There are no additional content restrictions beyond those in our Acceptable Use Policy.


Unicode is fully supported.

Concatenated Messages

Concatenated messages are fully supported.

Other Features or Restrictions

Delivery Receipts

Handset delivery receipts are supported on the below networks:

  • 45500 SmarTone
  • 45501 CTM
  • 45503 Hutchison

Handset delivery receipts are unfortunately not supported for messages sent to 45502 China Telecom.

Additional Information

For more information, see the following articles:

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