Enable your phone’s built-in spam call blocking
Turn on caller ID and spam protection
Silence unknown callers
Block individual spam numbers
Use your carrier’s spam-blocking service
Install a reputable call-blocking app
Register your number on the national Do Not Call list
Do not answer unknown or suspicious calls
Do not press any buttons on robocalls
Do not share your phone number unnecessarily
Ask your carrier to add extra call filtering
Report spam numbers to your carrier or regulator
Keep your phone’s software updated
Review and tighten call permissions for apps
Use call screening features when available