The carriers have the same data for dumbphones as well as smartphones, and I bet Verizon and AT&T are much more cooperative than Google and Apple with blanket requests.
If you care about that stuff, you should abandon carrying a phone--switching away from a smartphone is probably useless if not counterproductive.
If you care about that stuff, you should abandon carrying a phone--switching away from a smartphone is probably useless if not counterproductive.