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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.
1-800-COLLECT (1-800-265-5328) is a 1-800 number, owned and operated by WiMacTel, which provides fixed rate collect calling in the United States. The service was launched by MCI in 1993. History
Several other prefixes, including 800-484, 800-703, 800-744, and 800-904 are reserved by the FCC. NPA-911 is forbidden as 9-1-1 is an emergency telephone number . (This is less restrictive than the rules prohibiting all three-digit N-1-1 codes as exchanges in all geographic area codes.)
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 1-800 service for subscribers by late 2009. [needs update] In Turkey, the prefix for toll-free numbers is "0800".
While this data was originally maintained by telephone companies, the breakup of the Bell System in the 1980s and the introduction of toll-free number portability in 1993 required an independent operator to maintain the SMS/800 database. If the Service Management System were a central registry that controlled routing on all toll-free and other ...
800-The-Info (or 1-800-843-4636) was a toll-free directory assistance (DA) and information service provided in the United States by Verizon. [1] 800-The-Info was subsidized by businesses that purchase advertising space on the service. Callers did not pay for the service, but had to listen to ads.
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 ...
A number offering a directory inquiries service allowing people to request to be put through to a mobile phone number was established in June 2009. [14] 118 800 proved to be controversial, however, when it was revealed that it was making available 15 million mobile numbers that it had bought from market researchers. [15]