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: MCALTXHBDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
956-213 A McAllen TX 4866 SMARTCOM TELEPHONE LLC 568      
956-214 A Brownsville TX 4866 SMARTCOM TELEPHONE LLC 568      
956-216 A Harlingen TX 4866 SMARTCOM TELEPHONE LLC 568      
956-259 A Edinburg TX 4866 SMARTCOM TELEPHONE LLC 568      
956-260 A Mercedes TX 4866 SMARTCOM TELEPHONE LLC 568      
956-567 A Edcouch TX 4866 SMARTCOM TELEPHONE LLC 568   2005-07-15   
956-681 A McAllen TX 4866 SMARTCOM TELEPHONE LLC 568   2006-12-21   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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