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: IRNGTXXBPSB

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
214-407 9 Frisco EACS TX 0701 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2008-07-31   
214-785 A Allen EACS TX 0701 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
214-785 9 Allen EACS TX 0701 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2008-12-06   
469-269 3 Frisco EACS TX 0701 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2012-03-16   
469-854 5 Allen TX 0701 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2021-07-18   
682-214 1 North Richland Hills TX 0701 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2008-07-31   
682-343 4 North Richland Hills TX 0701 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2021-07-15   
682-738 8 Euless TX 0701 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2008-07-31   
817-345 8 North Richland Hills TX 0701 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2014-01-10   
817-369 4 North Richland Hills EMS TX 0701 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2011-02-10   
817-541 2 Roanoke TX 0701 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2021-07-18   
817-567 1 Roanoke EMS TX 0701 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2009-01-23   
945-400 1 Frisco TX 0701 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2021-07-18   
972-521 2 Allen EACS TX 0701 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2014-04-21   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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