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Direct-distance dialing (DDD) was first introduced in areas with common-control switching (panel and crossbar) in the 1950s.These areas had used 411 for directory assistance, and because of the ability of common-control switching to analyze the initial digits of a number in a "sender" before routing the call, these areas did not require the dialing of an initial 1 to initiate a long-distance call.
By the spring of 2008 it had, according to TechCrunch, "captured a six percent market share of directory assistance calls." At that time, Jingle Networks received 20 million calls per month. [4] Since that peak, the company has reported fewer calls, around 15 million per month, as consumers shift to smart-phones to get directory information. [5]
YellowPagesDirectory.com is an online search engine and telephone directory.They encompass yellow (business) and residential (white) pages and currently feature over 28.5 million business listings throughout the United States. [1]
YP's consumer brands include the YP mobile app and yp.com, which are used by nearly 80 million consumers each month in the U.S. and The Real Yellow Pages directory. [2] In May 2016, YP entered into a partnership with the Better Business Bureau, displaying ratings for listings of businesses that have earned an A or A+ rating or BBB accreditation ...
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 is a provider of online directory services, fraud screening, background checks and identity verification for consumers and businesses. It has the largest database available of contact information on residents of the United States. [3] Whitepages was founded in 1997 as a hobby for then-Stanford student Alex Algard. It was incorporated ...