Europol has asked governments to work together on measures to prevent caller ID spoofing.

Fake number, real damage: Europol urges action against caller ID spoofing – Law enforcement highlights growing scams, technical gaps, and the need for harmonised anti-fraud measures | Europol

Europol is calling for a coordinated European response to tackle caller ID spoofing, an in increasingly common tool, used for online fraud and social engineering scams. Caller ID spoofing occurs when criminals falsify the information displayed on phones, making numbers appear legitimate to deceive victims. This practice is driving substantial financial and societal harm, with an estimated EUR 850 million lost worldwide each year.