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  2. The mystery behind those creepy 'Unknown' spam calls - AOL

    www.aol.com/news/mystery-behind-those-creepy...

    It is essential to never provide personal information over the phone to unknown callers. Always use caller ID and refrain from answering calls from numbers you do not recognize. If you do answer a ...

  3. Caller ID spoofing - Wikipedia

    en.wikipedia.org/wiki/Caller_ID_spoofing

    Caller ID spoofing. Caller ID spoofing is a spoofing attack which causes the telephone network's Caller ID to indicate to the receiver of a call that the originator of the call is a station other than the true originating station. This can lead to a display showing a phone number different from that of the telephone from which the call was placed.

  4. How to Do a Free Reverse Phone Lookup & the 8 Best ... - AOL

    www.aol.com/finance/free-reverse-phone-lookup-8...

    8. Spy Dialer. Spy Dialer is a free reverse phone lookup service that accesses public databases of registered phone numbers to help users find information on cell phone and landline numbers and ...

  5. Caller ID - Wikipedia

    en.wikipedia.org/wiki/Caller_ID

    Caller identification (Caller ID) is a telephone service, available in analog and digital telephone systems, including voice over IP (VoIP), that transmits a caller 's telephone number to the called party 's telephone equipment when the call is being set up. The caller ID service may include the transmission of a name associated with the ...

  6. Truth in Caller ID Act of 2009 - Wikipedia

    en.wikipedia.org/wiki/Truth_in_Caller_ID_Act_of_2009

    The Truth in Caller ID Act of 2009 is an Act of the United States Congress that generally makes it illegal to use false Caller ID information for a call with the intent to defraud or scam a called party. The Act makes exceptions for certain law-enforcement purposes. Callers are also still allowed to preserve their anonymity by choosing to block ...

  7. Whoscall - Wikipedia

    en.wikipedia.org/wiki/Whoscall

    Instant Caller Identification, which identifies unknown callers in real time through the largest number database (with 2.6 billion entries) and an AI-powered identification engine. Caller ID Blocking , which reduces the risks of receiving malicious/harassment phone calls by blocking nuisance calls or text messages automatically.