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  2. Personal identification number - Wikipedia

    en.wikipedia.org/wiki/Personal_identification_number

    Personal identification number. A personal identification number ( PIN ), PIN code, or sometimes redundantly a PIN number, is a numeric (sometimes alpha-numeric) passcode used in the process of authenticating a user accessing a system. The PIN has been the key to facilitating the private data exchange between different data-processing centers ...

  3. Telephone Consumer Protection Act of 1991 - Wikipedia

    en.wikipedia.org/wiki/Telephone_Consumer...

    The Telephone Consumer Protection Act of 1991 ( TCPA) was passed by the United States Congress in 1991 and signed into law by President George H. W. Bush as Public Law 102-243. It amended the Communications Act of 1934. The TCPA is codified as 47 U.S.C. § 227.

  4. Customer proprietary network information - Wikipedia

    en.wikipedia.org/wiki/Customer_proprietary...

    Customer proprietary network information ( CPNI) is the data collected by telecommunications companies about a consumer's telephone calls. [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.

  5. Customer service - Wikipedia

    en.wikipedia.org/wiki/Customer_service

    Customer service is the assistance and advice provided by a company through phone, online chat, and e-mail to those who buy or use its products or services. Each industry requires different levels of customer service, [ 1] but towards the end, the idea of a well-performed service is that of increasing revenues.

  6. Automatic number identification - Wikipedia

    en.wikipedia.org/wiki/Automatic_number...

    Automatic number identification ( ANI) [ 1][ 2] is a feature of a telecommunications network for automatically determining the origination telephone number on toll calls for billing purposes. Automatic number identification was originally created by the American Telephone and Telegraph Company (AT&T) for long distance service in the Bell System ...

  7. Ten-digit dialing - Wikipedia

    en.wikipedia.org/wiki/Ten-digit_dialing

    Ten-digit dialing. Ten-digit dialing is a telephone dialing procedure in the countries and territories that are members of the North American Numbering Plan (NANP). It is the practice of including the area code of a telephone number when dialing to initiate a telephone call. When necessary, the ten-digit number may be prefixed with the trunk ...

  8. Text messaging - Wikipedia

    en.wikipedia.org/wiki/Text_messaging

    The number of texts sent in the US has gone up over the years as the price has gone down to an average of $0.10 per text sent and received. [ citation needed ] To convince more customers to buy unlimited text messaging plans, some major cellphone providers have increased the price to send and receive text messages from $.15 to $.20 per message.

  9. Contact AOL customer support - AOL Help

    help.aol.com/articles/account-management...

    GET. Mail. Call live aol support at. 1-800-358-4860. Get live expert help with your AOL needs—from email and passwords, technical questions, mobile email and more.