Thanks for reaching out on Yotpo Community! It looks like your TFN was previously rejected by carriers. Our support team is actively working to verify your TFN. Once it’s approved, they will reach out to you via email. You can always check the status of your numbers by logging into Yotpo SMS and navigating to Settings > General > Global Sending Info. The change will reflect there when your Toll-Free Number is approved. 

My toll free number is not verified in the U.S how can I get it verified so I can collect subscribers 

@Kgates in this article, we have some details on how people outside of the US can subscribe. please let us know if this is helpful! Which Number Can My Customers Subscribe To? > US customers