I worked for a company which offered a bridge between CorrLinks (federal prison email system) and SMS. The inmate would get their own phone number they could re

I worked for a company which offered a bridge between CorrLinks (federal prison email system) and SMS. The inmate would get their own phone number they could receive messages from, and make outgoing texts as well. My boss's friend operates https://phonedonkey.com https://phonedonkey.com, which provides a VOIP relay service such as what you set up.