Hello ashluvsthedodgers.
Thank you for using Apple Support Communities and for sharing these details. It sounds like you're experiencing issues with audio quality during phone calls. We can understand how this would be an issue. Allow us to assist. When this issue occurs, does it occur with all phone calls or just a specific contact you communicate with?
We would like to share a helpful resource with you. Please check out the resource below:
If you hear no sound or distorted sound from your iPhone, iPad, or iPod touch speaker - Apple Support
You can try the troubleshooting steps listed within the resource we shared. Also, do you have any pending updates? If so, try installing them to see if that helps. Just in case, the resources below can guide you through the update process:
How to back up your iPhone, iPad, and iPod touch - Apple Support
Update your iPhone, iPad, or iPod touch - Apple Support
Feel free to keep us posted on your results. Cheers.