AT+CCVM AT command is used to set the voicemail name and number.
Simcom Module Tutorial
//What is supported by the command
//What is the current voicemail number and name set to?
//Set the voicemail numebr and name
+CCVM: "7873327788","voicemail name"
|Keywords||AT+CCVM syntax, examples, parameters, error, input, response.|
With Online AT Command Tester tool, you can test this feature.
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