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In the early 1980s, Bell Labs received a patent for what became AT&T's "Advanced 800 Service", a computer-controlled system where any toll-free number could point to any destination number, such as to a small business local number instead of a special InWATS line, and an itemized bill generated only for the calls the business actually received.
The numerical translation for 1-800-OPERATER (1-800-673-7283) was, at the time, assigned for routing to the MCI network, which capitalized on the large number of spelling errors by connecting those calls to 1-800-COLLECT. After several months, AT&T realized they were inadvertently directing a portion of their business to MCI and terminated the ...
Long-distance calling from landlines was opened to competition in the early 1990s and the use of long-distance revenue to subsidise local service was phased out a few years later. It is not possible for mobile telephone subscribers or coin-paid telephone users to select a default carrier, so long-distance calls are often priced higher from ...
In Thailand, for the Call Free, Free Call, Toll-Free, or Free Phone service, the format used is "1800-xxxxxx". Calls are free for all fixed line calls. Mobile carriers AIS and CAT (60+%o f Thailand's subscribers) offer 1-800 service for cell phones. DTAC and True mobile providers currently [when?] do not, but it is expected they will offer the ...
There is not a simple way to make a reverse charge call for free in India. In early 2019 a private tech company launched services to enable a person to make an overseas reverse charge call. [9] AT&T also provides a number to make collect calls from India to the United States. The number is 000–117. [10]
Callers dial 1-800 (888 or 866)-FREE411 [373-3411] from any phone in the United States to use the toll-free service. Sponsors cover part of the service cost by playing advertising messages during the call. Callers always hear an ad at the beginning of the call, and then another after they have made their request.
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Toll restriction or toll denial is a telephony feature offered by a telephone company that configures a telephone line to be configured so that it is impossible to originate long-distance calls from that line, or to accept charges reversed to the telephone number by other parties. Such lines usually allow calls to be made to no-charge numbers ...