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: SCBGTXXADS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
979-743 A Schulenburg TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 570      
979-743 0 Schulenburg TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 570      
979-743 2 Schulenburg TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 570      
979-743 3 Schulenburg TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 570      
979-743 4 Schulenburg TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 570      
979-743 5 Schulenburg TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 570      
979-743 6 Schulenburg TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 570      
979-743 8 Schulenburg TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 570      
979-743 9 Schulenburg TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 570      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.