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: BYTWTXXADS0

Remotes:

Switch Switch name Switch type
BYTWTXXBRL0  BAYTOWN  DRL 
BYTWTXXCRL0  BAYTOWN MAIN ISDN  DRL 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
281-420 A Baytown TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-422 A Baytown TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-425 A Baytown TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-427 A Baytown TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-428 A Baytown TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-834 A Baytown TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-837 A Baytown EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
832-556 A Baytown TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
832-926 A Baytown TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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