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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-822 A Irving EMS TX CRTNTX35GT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-822 0 Irving EMS TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-822 1 Irving EMS TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-822 2 Irving EMS TX   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2011-06-06   
972-822 3 Irving EMS TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-13   
972-822 4 Irving EMS TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-13   
972-822 5 Irving EMS TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-13   
972-822 6 Irving EMS TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-13   
972-822 7 Irving EMS TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-822 8 Irving EMS TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-13   
972-822 9 Irving EMS TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-13   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.