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: HMTNNJHAAMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
609-657 8 Atlantic City NJ 732J NUSO, LLC 220   2024-12-16   
609-983 2 Atlantic City NJ 732J NUSO, LLC 220   2024-12-02   
640-239 A Hammonton NJ 732J NUSO, LLC 220      
640-239 1 Hammonton NJ 732J NUSO, LLC 220   2023-01-15   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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