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: PHNXAZMAXUX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
480-625 A Phoenix AZ 593K MCC TELEPHONY LLC 666      
480-625 1 Phoenix AZ 593K MCC TELEPHONY LLC 666   2013-01-26   
480-646 A Phoenix AZ 593K MCC TELEPHONY LLC 666      
480-646 1 Phoenix AZ 593K MCC TELEPHONY LLC 666   2011-02-18   
480-845 A Phoenix AZ 593K MCC TELEPHONY LLC 666      
480-845 1 Phoenix AZ 593K MCC TELEPHONY LLC 666   2011-11-11   
480-877 8 Phoenix AZ 593K MCC TELEPHONY LLC 666   2018-12-16   
480-935 A Phoenix AZ 593K MCC TELEPHONY LLC 666      
480-935 1 Phoenix AZ 593K MCC TELEPHONY LLC 666   2017-03-12   
520-463 9 Whitlow AZ 593K MCC TELEPHONY LLC 666   2011-02-18   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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