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.

OCN: 792K CHARTER IP ENABLED SERVICES, LLC

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
410-623 9 Marion MD   242   2020-09-25   
667-317 1 Princess Anne MD   242   2022-11-27   
667-853 5 Pocomoke MD   242   2022-11-28   
667-868 A Crisfield MD   242      
667-868 4 Crisfield MD   242   2020-09-25   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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