This is getting really off topic but I also don't answer calls unless I know them. My mobile voicemail is redirected to my Google Voice # and the automatic tra

This is getting really off topic but I also don't answer calls unless I know them. My mobile voicemail is redirected to my Google Voice # and the automatic transcription is good enough that I usually don't need to listen to the actual voicemail. You might want to give that a try.