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: DLLSTX97XUX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
469-829 3 Plano TX 996J BARR TELL USA, LLC 552   2024-08-14   
469-897 8 Rockwall TX 996J BARR TELL USA, LLC 552   2024-08-29   
469-898 2 Allen TX 996J BARR TELL USA, LLC 552   2024-08-14   
945-310 3 McKinney TX 996J BARR TELL USA, LLC 552   2024-09-09   
945-335 3 Irving TX 996J BARR TELL USA, LLC 552   2024-07-19   
945-545 A Dallas TX 996J BARR TELL USA, LLC 552   2024-08-23   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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