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: 520 [Rate centres in NPA 520] [Dial plan for NPA 520]

NXX: 827

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-827 A Superior AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666      
520-827 0 Superior AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666      
520-827 1 Superior AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2006-09-11   
520-827 2 Superior AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2014-10-22   
520-827 3 Superior AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2012-12-16   
520-827 4 Superior AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2014-10-22   
520-827 5 Superior AZ PHNXAZUI8MD  508J CENTURYLINK COMMUNICATIONS, LLC 666   2015-09-26   
520-827 6 Superior AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2008-04-28   
520-827 7 Superior AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2007-06-04   
520-827 8 Superior AZ PHNXAZMAXQX  587F BANDWIDTH.COM CLEC, LLC - AZ 666   2013-10-06   
520-827 9 Superior AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2005-01-17   

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.