Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.


NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
201-629 A Newark NJ NWRKNJGHCM8  224      
201-813 A Hackensack NJ NWRKNJGHCM8  224      
908-383 A Elizabeth NJ NWRKNJGHCM8  224      
914-538 A Westchester Zone 8 NY WHPLNYWP06N  132      
917-227 A New York City Zone 01 NY NYCKNYQTW02  132      
917-967 A New York City Zone 01 NY NYCKNYQTW02  132      

Last updated: Sat, 27 Jul 2019 10:59:49 UTC

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