This place is active on these two numbers, they’ve been spamming forums with for a few weeks.
3208086675 Robinhood/Coinbase support
2068063886 Robinhood/Coinbase support
https://tinyurl.com/mrxuuhd6
https://thelinuxforum.com/contact-coinbase-support-to-change-phone-number-in-coinbase-account
https://tinyurl.com/ycx3nx9z