Re:FCC fines robocaller record $120M
by joecool1029 on Friday May 11, 2018 @02:08PM
(#17049550)
I believe it's an Android Oreo feature, not specific to the Pixel. I picked up a Nokia 6 for my dad and was surprised to see it blocking.
Google Voice has had spam lists forever, it's likely they are pooling the data from there.
T-Mobile does have the ScamID/block thing that can be controlled by shortcode. Documentation here https://explore.t-mobile.com/callprotection
For reference, I've had the same New Jersey mobile number since 2001.