How many text-to-voice calls can I make at one time
You can send up to 1000 text-to-voice calls with each request.
You can send to a mix of contacts and contact lists, as long as the total number of recipients is up to 1000.
You can send up to 1000 text-to-voice calls with each request.
You can send to a mix of contacts and contact lists, as long as the total number of recipients is up to 1000.