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: 972 [Rate centres in NPA 972] [Dial plan for NPA 972]

NXX: 564

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-564 A Forney EMS TX FRNYTXHIRS0  9533 SOUTHWESTERN BELL 552      
972-564 0 Forney EMS TX FRNYTXHIRS0  9533 SOUTHWESTERN BELL 552      
972-564 1 Forney EMS TX FRNYTXHIRS0  9533 SOUTHWESTERN BELL 552      
972-564 2 Forney EMS TX FRNYTXHIRS0  9533 SOUTHWESTERN BELL 552      
972-564 3 Forney EMS TX FRNYTXHIRS0  9533 SOUTHWESTERN BELL 552      
972-564 4 Forney EMS TX FRNYTXHIRS0  9533 SOUTHWESTERN BELL 552      
972-564 5 Forney EMS TX FRNYTXHIRS0  9533 SOUTHWESTERN BELL 552      
972-564 6 Forney EMS TX FRNYTXHIRS0  9533 SOUTHWESTERN BELL 552      
972-564 7 Forney EMS TX FRNYTXHIRS0  9533 SOUTHWESTERN BELL 552      
972-564 8 Forney EMS TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2011-06-24   
972-564 9 Forney EMS TX FRNYTXHIRS0  9533 SOUTHWESTERN BELL 552      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.