Articles and tips for United States

Practical guides to find out who is calling, recognize scams and stand up for your rights against unwanted calls.

• How to dial How to find out where an area code is from (and why it may not matter) How US area codes work, which ones are toll-free, why a local-looking number can be a scam and how to look up any area code.
• Phone scams How to report scam calls and robocalls in the United States The National Do Not Call Registry, the FTC, and the FCC: where to report unwanted calls.