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NPA NXX Location Database, Rate Center Edition. Full rate center information with V&H coordinates. 1,000 block level NPA/NXX assignments with basic geographic latitude and longitude associations for all of North America. This data includes area code overlay/split cross reference, Time Zone, Local Access and Transport Area (LATA) assignments, Operating Company Numbers (OCNs), associated Company Names, switch CLLI code.
Keywords: npa nxx npa nxx database united states north america data database phone area code rate center 1 000 block prefix na telephone area code prefix location database rate center
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