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  2. Add, edit, or delete a payment method for AOL services

    help.aol.com/articles/update-your-payment-method

    1. Sign in to your My Account page. 2. Click My Wallet. 3. Click Payment Methods. 4. Click Add Credit or Debit Card. 5. Enter the required info. 6. Click Submit.

  3. View your AOL billing statement online

    help.aol.com/articles/how-do-I-view-my-billing...

    You can view your AOL billing statement on a computer by following the steps below. 1. Go to MyAccount and sign in. 2. In the left navigation menu, click My Wallet | select View My Bill. - The Billing Statement page will appear. 3. From the dropdown menu, select the time period you want to view.

  4. Mobile Telephone Switching Office - Wikipedia

    en.wikipedia.org/wiki/Mobile_Telephone_Switching...

    It is responsible for interconnecting calls with the local and long distance landline telephone companies, compiling billing information (with the help of its CBM/SDM), etc. It also provides resources needed to efficiently serve a mobile subscriber such as registration, authentication, location updating and call routing.

  5. Electronic billing - Wikipedia

    en.wikipedia.org/wiki/Electronic_billing

    Electronic billing or electronic bill payment and presentment, is when a seller such as company, organization, or group sends its bills or invoices over the internet, and customers pay the bills electronically. [1] This replaces the traditional method where invoices are sent in paper form and payments are done by manual means such as sending ...

  6. AT&T Information Systems - Wikipedia

    en.wikipedia.org/wiki/AT&T_Information_Systems

    As a twenty-five percent owner, AT&T Information Systems utilized production of Olivetti to manufacture their AT&T PC 6300 series of computers. Along with the 3B series computers and the AT&T UNIX PC the PC 6300 series of computers represented a multi-faceted strategy of competing with IBM, who was the leading computer manufacturer of the time.

  7. Southwestern Bell - Wikipedia

    en.wikipedia.org/wiki/Southwestern_Bell

    Shortly afterwards, on January 15, 2006, AT&T companies were given new d.b.a names. As a result, officially, Southwestern Bell began conducting business under the following names: AT&T Arkansas, AT&T Kansas, AT&T Missouri, AT&T Oklahoma, and AT&T Texas. The regional d.b.a. name is now AT&T Southwest. The legal name remains Southwestern Bell ...

  8. Ameritech - Wikipedia

    en.wikipedia.org/wiki/Ameritech

    AT&T Teleholdings, Inc., formerly known as Ameritech Corporation (and, before that, American Information Technologies Corporation), was an American telecommunications company that arose out of the 1984 AT&T divestiture. Ameritech was one of the seven Regional Bell Operating Companies created following the breakup of the Bell System.

  9. Electronic invoicing - Wikipedia

    en.wikipedia.org/wiki/Electronic_invoicing

    UML class diagram depicting a invoice. Electronic invoicing (also called e-invoicing or einvoicing) is a form of electronic billing.E-invoicing includes a number of different technologies and entry options and is usually used as an umbrella term to describe any method by which a document is electronically presented from one party to another, either for payment [1] or to present and monitor ...