It wasn't long after caller ID became popular that some people signed up for telephone services to block their number from being displayed. Now comes another trick: Companies are marketing systems to ...

Tech bloggers are warning about a scam that tricks a phone's caller ID to display a real Verizon Wireless tech support number, duping people into providing personal information to fraudsters. One ...

Does Caller ID Mean Much in the Age of Spoofed Numbers? Your email has been sent Learn how caller ID works, why people use it, how you can manage your own caller ID data, and how to protect yourself.