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: FLDLKY012MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
731-210 A Cottagegrove TN 792K CHARTER IP ENABLED SERVICES, LLC 464      
731-210 1 Cottagegrove TN 792K CHARTER IP ENABLED SERVICES, LLC 464   2023-10-03   
731-271 2 South Fulton TN 792K CHARTER IP ENABLED SERVICES, LLC 464   2005-12-19   
731-278 A Cypress TN 792K CHARTER IP ENABLED SERVICES, LLC 464      
731-278 4 Cypress TN 792K CHARTER IP ENABLED SERVICES, LLC 464   2019-03-10   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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