Enable your phone’s built-in spam call protection
Turn on caller ID and spam detection
Block individual numbers after they call
Silence unknown callers
Use your carrier’s spam-blocking service
Install a trusted call-blocking app
Register your number on the National Do Not Call Registry
Avoid answering unknown numbers
Do not press any buttons on robocalls
Report spam numbers to your carrier
Report scam calls to the FTC or local authorities
Keep your phone software updated
Review and block repeated nuisance callers
Set call filtering to send suspected spam to voicemail