get https://api.cm.com/voice-phonenumberapi/v1//phonenumbers
As a Voice Reseller, you can use this endpoint to view all phone numbers owned by all of your managed voice accounts. Please note: This endpoint is only available for Voice Resellers.
Only for Voice Resellers
This feature is only available for Voice Resellers. If you're not a Voice Reseller, you can view all your accounts phone numbers with this endpoint.