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: DALETXXADS0

Remotes:

Switch Switch name Switch type
LYSPTXXARS1    1RE 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
512-601 3 Dale/Lytton Springs TX 2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-764 A Dale/Lytton Springs TX 2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-764 2 Dale/Lytton Springs TX 2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      

Last updated: Tue, 04 May 2021 15:04:27 UTC

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