If anyone else does not know/never heard of A2P you should look into it. Espically if you are using High Level ( well High Level at least walks you through it). This is a standard for anyone sending numbers to the US. It also has to do with your callerID and etc. https://docs.smrtphone.io/en/articles/5104466-what-does-a2p-10dlc-stand-for-and-why-should-i-care / https://signalwire.com/blogs/industry/a-beginners-guide-to-a2p-10dlc-campaign-registration