toggle menuMENU Reporting anti-social behaviour to the police Question:Reporting anti-social behaviour to the policeAnswer:It is important that you report anti-social behaviour as it happens to the police. You can do so in three ways: Call 101: for ASB, including drug dealing (if drug dealing is happening outside of a school or playground, call 999) Call 999: only in an emergency, if there is a crime occurring, someone is injured, being threatened or threat to life Report online via the Metropolitan Police Report ASB page.