Method for routing a call to a destination based on range identifiers for geographic area assignments
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United States of America Patent
Stats
-
Mar 2, 1999
Grant Date -
N/A
app pub date -
Dec 11, 1995
filing date -
Dec 11, 1995
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A method and system of routing a call, made to a single number of a subscriber, to a particular subscriber location of a plurality of subscriber locations based on the geographic area from which the call originated is disclosed. One method of the present invention routes a call from a caller that is placed by dialing a single telephone number that is operative for serving all of the subscriber locations. The method includes identifying the calling party with a specific location identifier indicating the location of the calling party, providing a range table of selected ranges of location identifiers and if the specific location identifier is within one of the selected ranges of the range table, the call is routed to the destination location corresponding to the selected range containing the specific location identifier. If the specific location identifier is not located within one of the selected ranges, the call is routed to the destination location corresponding to the specific location identifier located in an auxiliary database containing subscriber locations. In the disclosed embodiment, the geographic areas are represented by zip codes and multiple categories of zip codes may be represented.
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