Enable your phone’s built-in spam call blocking
Block individual spam numbers
Silence unknown callers
Use your carrier’s spam-blocking service
Install a trusted call-blocking app
Register your number with the National Do Not Call Registry
Report spam calls to your carrier
Report spam calls to the FTC
Avoid answering unknown numbers
Do not press any keys during robocalls
Do not call back suspicious numbers
Do not share your phone number publicly
Use a secondary number for online forms
Turn on caller ID and spam protection
Keep your phone software updated