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NPA code
(redirected from NPA/Nxx)

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NPA code
(Numbering Plan Area code) The area code of a telephone number in the NPA system. The first NPA codes used 0 or 1 as the center digit, such as 201, 212, 301, 312, etc., designated as "N0/1X." After July 1, 1995, all digits 0 through 9 are valid as the center digit, designated as "NXX." See NPA and NPA/Nxx.


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In addition, PBXtra Professional Edition adds more advanced call management capabilities including the ability to build groups of employees and assign them permissions, zone paging, zone intercom across the Aastra and Polycom phone lines, NPA/NXX call routing and unlimited party conference bridge.
Additionally, AcuRoute improves customer satisfaction and call completions through timely and accurate NPA/NXX updates and provides immediate realization of cost savings due to minimized requirements for technicians.
RateCenterInfo, now available in Oracle format, combines precise geographic Rate Center boundaries with a comprehensive list of NPA/NXX combinations included in each Rate Center.
 
 
 
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