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.

Switch: NWRKNJMDOMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
551-329 A Ridgewood NJ 939H COMMIO, LLC 224      
732-973 A East Millstone NJ 939H COMMIO, LLC 224      
848-317 A Toms River NJ 939H COMMIO, LLC 224      
848-341 A Belmar (Monmouth) NJ 939H COMMIO, LLC 224      
862-443 A Branchville NJ 939H COMMIO, LLC 224   2024-03-09   
862-867 A Newark NJ 939H COMMIO, LLC 224      
908-471 A Hampton NJ 939H COMMIO, LLC 224      
908-602 A Long Valley NJ 939H COMMIO, LLC 224      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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