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.

NPA: 817 [Rate centres in NPA 817] [Dial plan for NPA 817]

NXX: 345

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
817-345 A North Richland Hills TX FTWOTXEDDS4  7421 AT&T - LOCAL 552      
817-345 0 North Richland Hills TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-22   
817-345 1 North Richland Hills TX DLLTTX01CMD  5562 METROPCS, INC. 552   2014-12-16   
817-345 2 North Richland Hills TX DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2003-06-29   
817-345 3 North Richland Hills TX DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2005-08-30   
817-345 4 North Richland Hills TX DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2003-05-07   
817-345 5 North Richland Hills TX   515J IP HORIZON LLC 552   2016-01-04   
817-345 6 North Richland Hills TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2014-04-10   
817-345 7 North Richland Hills TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2012-05-15   
817-345 8 North Richland Hills TX IRNGTXXBPSB  0701 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2014-01-10   
817-345 9 North Richland Hills TX FTWOTXEDDS4  7421 AT&T - LOCAL 552      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.