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Operating a directory assistance call center based upon directory assistance database and caller ID data

  • US 9,247,045 B2
  • Filed: 11/30/2012
  • Issued: 01/26/2016
  • Est. Priority Date: 08/10/2006
  • Status: Active Grant
First Claim
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1. A method for providing subscriber information associated with a telephone number, comprising:

  • receiving, from a calling party, by a directory assistance call center, a request for a directory assistance;

    sending, by the directory assistance call center, an automated menu to the calling party to select an option;

    receiving, by a service transfer point (STP) through a service switching point and from the calling party, a reverse lookup request including the telephone number having an area code and an exchange,querying, by a service control point (SCP), an exchange lookup database associated with the area code of the telephone number for geographic information corresponding to the exchange of the telephone number if directory assistance information associated with the telephone number of the reverse lookup request cannot be identified;

    querying, by the SCP, whether the telephone number is associated with a private branch exchange (PBX); and

    determining, by the SCP, the subscriber information for the PBX if the telephone number is associated with a PBX.

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