Yes, police can follow a spoofed number with the latest sophisticated tools. Several apps can be used to trace callers. All of these services are linked to and can retrieve information from telecommunications service providers. Following a spoof using telecommunication providers is a simple, albeit time-sensitive, process.
Police use the callers’ IP addresses to track down the perpetrators. In addition, other law enforcement agencies or surveillance organizations such as intelligence, counterintelligence and investigative task forces have advanced tools to identify the callers.