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  2. Telephone number verification - Wikipedia

    en.wikipedia.org/wiki/Telephone_number_verification

    Telephone number verification (or validation) services are online services used to establish whether a given telephone number is in service. They may include a form of Turing test to further determine if a human answers or answering equipment such as a modem , fax , voice mMail or answering machine .

  3. Phoneword - Wikipedia

    en.wikipedia.org/wiki/Phoneword

    The differences between the prefixes are the length of the number (six or ten digits), the license cost to use them each year (approximately A$1 for 1800 and 1300, A$10,000 for 13 numbers) and the call cost model. 1300 numbers [8] and 13 numbers share call costs between the caller and call recipient, whereas the 1800 model offers a national ...

  4. Telephone number - Wikipedia

    en.wikipedia.org/wiki/Telephone_number

    In rural areas with magneto crank telephones connected to party lines, the local phone number consisted of the line number plus the ringing pattern of the subscriber. To dial a number such as "3R122" meant making a request to the operator the third party line (if making a call off your own local one), followed by turning the telephone's crank ...

  5. 30 Scam Phone Numbers To Block and Area Codes To Avoid - AOL

    www.aol.com/19-dangerous-scam-phone-numbers...

    What phone number can I call to report a spam call? You can call 888-382-1222 or visit DoNotCall.gov to report spam calls, telemarketers or robo-callers. Are 877 numbers spam?

  6. Randomness extractor - Wikipedia

    en.wikipedia.org/wiki/Randomness_extractor

    A randomness extractor, often simply called an "extractor", ... a randomness extractor can even be considered to be a true random number generator ; ...

  7. List of random number generators - Wikipedia

    en.wikipedia.org/wiki/List_of_random_number...

    Its base is based on prime numbers. Park-Miller generator: 1988 S. K. Park and K. W. Miller [13] A specific implementation of a Lehmer generator, widely used because it is included in C++ as the function minstd_rand0 from C++11 onwards. [14] ACORN generator: 1989 (discovered 1984) R. S. Wikramaratna [15] [16] The Additive Congruential Random ...

  8. Virtual number - Wikipedia

    en.wikipedia.org/wiki/Virtual_number

    A virtual number is a telephone number that is not directly associated with a telephone line. It is used to forward incoming calls to one or more pre-set telephone numbers chosen by the client. Virtual numbers are often used for privacy reasons, as they allow users to keep their personal phone numbers private while still receiving calls.

  9. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!