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Area codes 609 and 640 are telephone area codes in the North American Numbering Plan for the central part of the U. S. State of new jersey. The …See more
The NANP Administration System (NAS) provides an automated system for processing number resource applications, collecting resource utilization and forecast data and issuing notifications …
The NANP Administration System (NAS) provides an automated system for processing number resource applications, collecting resource utilization and forecast data and issuing notifications to the industry on numbering...