I'm several hours late and the image in the OP is still only partially redacted and still contains enough info IN CLEAR TEXT, for anyone to figure out where you live.Consider updating the image in the post yourself or asking a local admin for help if required.
It needs to be the first thing the machine hears, so might not work as a voicemail welcome message if your provider has their intro before your message.
It might take a few calls/days before you're purged from their multiple instances of robocallers.
Clothes dryer and a bucket of sand would probably work.Plus you can sell the self-dismantled dryer for parts after.