Yes! You can definitely use Alexa to make phone calls.
 

All you need to do is activate Alexa Communication in a few easy steps:

1. Open your Alexa app
2. Tap the “Communicate” icon on the bottom navigation bar
3. Follow the prompts to sign up
4. Doing this will prompt you to link Alexa to your phone’s contact list (you’ll need to do this in order to dial your contacts)
5. Start dialing!