To add to your comment, payphones still exist. All it takes is some cash and a hoodie for an anonymous call. Further, the ability to make an anonymous police r

To add to your comment, payphones still exist. All it takes is some cash and a hoodie for an anonymous call. Further, the ability to make an anonymous police report is a feature for the safety of the person reporting. Otherwise, the person reporting may face revenge if the police fail to keep their identity secret.