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Last Updated: Tue, Apr 4, 2023


Need an answer about Sigma Voice? We’ve got you covered on the most commonly asked questions.


Some frequently asked questions.

Sigma Voice is a leading service provider of automated calling and mass texting services based in San Diego, CA. 

To set up a call broadcast, you'll need the following...

  1. Caller ID
  2. Recording
  3. Phone List
  4. Call Block List (if applicable)

Next, you'll set the date and time for your calls to be sent.

To set up a text broadcast, you'll need the following...

  1. Sigma Voice 10 Digit Phone Number
  2. Text Message
  3. Phone List
  4. Text Block List (if applicable)

Next, you'll set the date and time for your texts to be sent.

For both calls and texts, real-time reporting is available. Upon completion, you'll receive a detailed report via email.

Your Sigma Voice calling cost is determined by the length of your recording and the number of connected phone calls. 

Your Sigma Voice texting cost is determined by the content of your text message and the number of text recipients.

In general, a call or text to 100 recipients can cost as little as $6. Learn more about pricing.

To get started with Sigma Voice, click here to sign up for a free trial. Our guided setup process will walk you through creating and launching your first call or text broadcast. If you need help, our Sigma Voice experts are available to set up your first campaign at no additional cost.

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