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  2. Call centre - Wikipedia

    en.wikipedia.org/wiki/Call_centre

    The term "call center" was first published and recognised by the Oxford English Dictionary in 1983. The 1980s saw the development of toll-free telephone numbers to increase the efficiency of agents and overall call volume. Call centers increased with the deregulation of long-distance calling and growth in information-dependent industries. [11]

  3. 911 (emergency telephone number) - Wikipedia

    en.wikipedia.org/wiki/911_(emergency_telephone...

    The first use of a national emergency telephone number began in the United Kingdom in 1937 using the number 999, which continues to this day. [6] In the United States, the first 911 service was established by the Alabama Telephone Company and the first call was made in Haleyville, Alabama, in 1968 by Alabama Speaker of the House Rankin Fite and answered by U.S. Representative Tom Bevill.

  4. List of call centre companies - Wikipedia

    en.wikipedia.org/wiki/List_of_call_centre_companies

    Company Founded Employees Revenue Locations Atento: 1999 154,000 Concentrix: 1983 290,000+ US$5.3 billion (2020) Conduent: 2017 31,000 (2021) US$4.140 billion (2021) 22 countries (2021)

  5. Caller ID - Wikipedia

    en.wikipedia.org/wiki/Caller_ID

    Caller-ID system response sounds in various cases: analog, ISDN and digital PBX 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.

  6. Switchboard operator - Wikipedia

    en.wikipedia.org/wiki/Switchboard_operator

    Each pair of plugs was part of a cord circuit with a switch associated that let the operator participate in the call or ring the circuit for an incoming call. Each jack had a light above it that lit when the customer's telephone receiver was lifted (the earliest systems required the customer to hand-crank a magneto to alert the central office ...

  7. Timeline of the telephone - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_the_telephone

    25 April 1935: First telephone call around the world by wire and radio. [23] 1937: The Western Electric type 302 telephone becomes available for service in the United States. 8 December 1937: Opening of fourth transcontinental telephone line. [23] 1941: Multi-frequency dialing introduced for operators in Baltimore, Maryland

  8. Call centre industry in India - Wikipedia

    en.wikipedia.org/wiki/Call_centre_industry_in_India

    A call centre is an office with the capacity to field many telephone calls for a company. [1] Types of call centre work can include customer service and telemarketing. Factors that have made India attractive as a hub of call centre work from the English-speaking world include its convenient time zone, low labour costs, and large English-speaking popu

  9. Call center industry in the Philippines - Wikipedia

    en.wikipedia.org/wiki/Call_center_industry_in...

    A Teletech BPO site in Cainta, Rizal. Call centers in the Philippines began as providers of email response and managing services then broadened to industrial capabilities for almost all types of customer relations, ranging from travel services, technical support, education, customer care, financial services, online business-to-customer support, and online business-to-business support.