https://www.fcc.gov/consumers/guides/porting-keeping-your-phone-number-when-you-change-providers https://www.fcc.gov/consumers/guides/porting-keeping-your-ph...

https://www.fcc.gov/consumers/guides/porting-keeping-your-phone-number-when-you-change-providers https://www.fcc.gov/consumers/guides/porting-keeping-your-ph... There's a complaint link on that page