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  2. Google Voice - Wikipedia

    en.wikipedia.org/wiki/Google_Voice

    Google Voice currently provides free PC-to-phone calling within the United States and Canada, and PC-to-PC voice and video calling worldwide between users of the Google+ Hangouts browser plugin (available for Windows, Intel-based Mac OS X, and Linux). [5] Almost all domestic and outbound calls to the United States (including Alaska and Hawaii ...

  3. Cellphone surveillance - Wikipedia

    en.wikipedia.org/wiki/Cellphone_surveillance

    Cellphone surveillance. Diagram showing the operation of a StingRay device for cellphone surveillance. Cellphone surveillance (also known as cellphone spying) may involve tracking, bugging, monitoring, eavesdropping, and recording conversations and text messages on mobile phones. [1] It also encompasses the monitoring of people's movements ...

  4. 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.

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

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

    The mystery behind these creepy 'Unknown' spam calls often begins with data breaches or information leaks. Scammers obtain partial information from various sources, including public records ...

  6. Mobile phone feature - Wikipedia

    en.wikipedia.org/wiki/Mobile_phone_feature

    A mobile phone feature is a capability, service, or application that a mobile phone offers to its users. Mobile phones are often referred to as feature phones , and offer basic telephony. [ clarification needed ] Handsets with more advanced computing ability through the use of native code try to differentiate their own products by implementing ...

  7. 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 ...

  8. Telephone phobia - Wikipedia

    en.wikipedia.org/wiki/Telephone_phobia

    Telephone phobia. Telephone phobia (telephonophobia, telephobia, phone phobia) is reluctance or fear of making or taking phone calls, literally, "fear of telephones ". [1] It is considered to be a type of social phobia or social anxiety. [1] It may be compared to glossophobia, in that both arise from having to engage with an audience, and the ...

  9. History of mobile phones - Wikipedia

    en.wikipedia.org/wiki/History_of_mobile_phones

    History of mobile phones. A man talks on his mobile phone while standing near a conventional telephone box, which stands empty. Enabling technology for mobile phones was first developed in the 1940s but it was not until the mid-1980s that they became widely available. By 2011, it was estimated in Britain that more calls were made using mobile ...