Dial *69 immediately after the missed call
Use your phone carrier’s callback or call log services
Check your carrier app for hidden caller details
Use a reverse lookup service if the number appears later
Contact your carrier to request call tracing
Enable call tracing features if your carrier offers them
Ask the caller to leave a voicemail
Use a call-blocking or call-screening app with callback options
Save the call details and report repeated harassing calls to your carrier
Contact local authorities if the calls are threatening or abusive