ATT is NSA

Edit: Correction. NSA either poses as ATT, exerts direct influence over ATT, Openly back doors NSA, or otherwise acts as ATT w total impunity:

https://theintercept.com/2018/06/25/att-internet-nsa-spy-hubs/

I have personally encountered NSA operators posing as ATT and called to verify work orders and ATT said “That’s not us but don’t bother them.”

ATT is NSA