Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 520 [Rate centres in NPA 520] [Dial plan for NPA 520]

NXX: 391

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-391 A Superior AZ PHNZAZ87PS0  7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 666      
520-391 0 Superior AZ PHNXAZMACM6  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2010-08-23   
520-391 1 Superior AZ PHNXAZMACM6  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2015-01-05   
520-391 2 Superior AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2013-01-10   
520-391 3 Superior AZ PHNZAZ87PS0  7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 666   2011-10-24   
520-391 4 Superior AZ PHNXAZMAXQX  587F BANDWIDTH.COM CLEC, LLC - AZ 666   2012-04-15   
520-391 5 Superior AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2013-01-10   
520-391 6 Superior AZ PHNXAZ19DS3  579F PEERLESS NETWORK OF ARIZONA, LLC - AZ 666   2013-04-21   
520-391 7 Superior AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2012-05-18   
520-391 8 Superior AZ PHNXAZ19DS3  579F PEERLESS NETWORK OF ARIZONA, LLC - AZ 666   2012-07-20   
520-391 9 Superior AZ PHNXAZ19DS3  579F PEERLESS NETWORK OF ARIZONA, LLC - AZ 666   2013-04-21   

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

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