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: DLLSTXSQDS4

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
214-230 A Waxahachie TX 327E YMAX COMMUNICATIONS CORP. - TX 552      
214-628 A Dallas TX 327E YMAX COMMUNICATIONS CORP. - TX 552      
469-217 A Venus TX 327E YMAX COMMUNICATIONS CORP. - TX 552      
682-841 A Fort Worth TX 327E YMAX COMMUNICATIONS CORP. - TX 552      
903-375 A Sherman TX 327E YMAX COMMUNICATIONS CORP. - TX 552      

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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