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: SNANTXCA44Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
210-549 A San Antonio TX 583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 566      
210-598 A San Antonio TX 583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 566   2011-05-05   
210-845 A San Antonio TX 583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 566      
830-433 A Seguin TX 583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 566      
956-568 A Laredo TX 583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 566      

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

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