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411 is a telephone number for local directory assistance in Canada and the United States. Until the early 1980s, 411 – and the related 113 number – were free to call in most jurisdictions. In the United States, the service is commonly known as "information", [ 1 ] although its official name is "directory assistance".
Callers then identify the city and state for the desired information, and can then search either by name or by business type. Free directory assistance is also available from an application for the iPhone and Android mobile phones, [2] and from their website. The service, provided entirely by computer and with no human operators, uses a voice ...
A telephone directory, commonly called a telephone book, telephone address book, phonebook, or the white and yellow pages, is a listing of telephone subscribers in a geographical area or subscribers to services provided by the organization that publishes the directory. Its purpose is to allow the telephone number of a subscriber identified by ...
411 LDA: Local Directory Assistance. 411 is dialed, and the operator is requested to search for a listing in a group of area codes local to the caller . Example: the caller lives in area code 630 (Oak Brook, Illinois) and requests a listing for a business in area code 312 (Chicago, Illinois). In this case, AT&T Illinois bills the call.
Whitepages started developing features for business users around 2010. [8] Whitepages Pro is used for things like verifying the identity of a sales lead, find fake form data in online forms and to check form data from consumers making a purchase against common indicators of fraud, like shipping to a mailbox at an unoccupied building.
411 may refer to: The year AD 411, the four hundred and eleventh year of the Gregorian calendar; 411 BC; 4-1-1, a telephone directory assistance number in the United States and Canada By extension, a slang term for "information" 411.com, a Reverse telephone directory web property of Whitepages (company)
Text Clustering, graph analysis 2009 [49] [50] R. Zafarani et al. SNAP Social Circles: Twitter Database Large Twitter network data. Node features, circles, and ego networks. 1,768,149 Text Clustering, graph analysis 2012 [51] [52] J. McAuley et al. Twitter Dataset for Arabic Sentiment Analysis Arabic tweets. Samples hand-labeled as positive or ...
An unpublished number is also excluded from directory assistance services, such as 411. Landline telephone companies often charge a monthly fee for this service. As cellular phones become more popular, there have been plans to release cell phone numbers into public 411 and reverse number directories via a separate Wireless telephone directory ...