I am not suggesting it as a solution, but after I made a political donation (not to ActBlue), the onslaught only really stopped after I moved and changed my pho

I am not suggesting it as a solution, but after I made a political donation (not to ActBlue), the onslaught only really stopped after I moved and changed my phone number. I didn't move or change my number because of this, though. Even now, years later, I still get the occasional spam related to it, but it's little enough to just be background noise.