You can only send messages to verified destination numbers when your account is in the sandbox. You can add up to 10 verified destination numbers.
See https://www.paws-r-sdk.com/docs/pinpointsmsvoicev2_create_verified_destination_number/ for full documentation.
pinpointsmsvoicev2_create_verified_destination_number(
DestinationPhoneNumber,
Tags = NULL,
ClientToken = NULL
)
[required] The verified destination phone number, in E.164 format.
An array of tags (key and value pairs) to associate with the destination number.
Unique, case-sensitive identifier that you provide to ensure the idempotency of the request. If you don't specify a client token, a randomly generated token is used for the request to ensure idempotency.