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Customer proprietary network information (CPNI) is the data collected by telecommunications companies about a consumer's telephone service. [1] It includes the time, date, duration and destination number of each call, the type of network a consumer subscribes to, and certain other information that appears on the consumer's telephone bill. [2]
Toll-free telephone numbers in the North American Numbering Plan have the area code prefix 800, 833, 844, 855, 866, 877, or 888. Additionally, area codes 822, 880 through 887, and 889 are reserved for toll-free use in the future. 811 is excluded because it is a special dialing code in the group NXX for various other purposes.
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 ]
Modern toll-free telephone numbers, which generate itemized billing of all calls received instead of relying on the special fixed-rate trunks of the Bell System's original Inward WATS service, depend on ANI to track inbound calls to numbers in special area codes such as +1-800, 888, 877, 866, 855, 844, and 833 with 822 reserved for future toll free use (United States and Canada), 1800 ...
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.
• Communication surcharges - We answer to a higher calling - the phone company. If you connect to AOL using a long-distance number or AOLnet 800 number, you’ll see these surcharges in addition to your monthly subscription fee. We don’t refund these charges, so check with your phone company to make sure your selected access numbers are local.
An automatic number announcement circuit (ANAC) is a component of a central office of a telephone company that provides a service to installation and service technicians to determine the telephone number of a telephone line. The facility has a telephone number that may be called to listen to an automatic announcement that includes the caller's ...
• Fake email addresses - Malicious actors sometimes send from email addresses made to look like an official email address but in fact is missing a letter(s), misspelled, replaces a letter with a lookalike number (e.g. “O” and “0”), or originates from free email services that would not be used for official communications.