Amazon Pinpoint now supports 10DLC and toll-free numbers

Amazon Pinpoint now includes the ability to register Ten-Digit Long Codes (10DLC), and purchase toll-free phone numbers. Both 10DLC phone numbers and toll-free numbers are used to send SMS text messages to recipients in the United States. Both of these types of phone numbers enable you to send Application-to-Person (A2P) messages with improved delivery rates and at an affordable price.  

Source:: Amazon AWS