Local Calling Guide

Area code/prefix search

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

NXX: 989

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-989 A Tucson AZ   7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 668      
520-989 0 Tucson AZ   318J COMCAST IP PHONE, LLC 668   2010-09-19   
520-989 1 Tucson AZ   6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2010-05-08   
520-989 2 Tucson AZ   7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 668      
520-989 3 Tucson AZ   318J COMCAST IP PHONE, LLC 668   2010-09-19   
520-989 4 Tucson AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2014-10-10   
520-989 5 Tucson AZ   7465 BROOKS FIBER COMMUNICATIONS OF TUCSON, INC. - AZ 668   2017-06-08   
520-989 6 Tucson AZ   7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 668      
520-989 7 Tucson AZ   7575 CENTURYLINK COMMUNICATIONS LLC 668   2017-05-03   
520-989 8 Tucson AZ   7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 668      
520-989 9 Tucson AZ   318J COMCAST IP PHONE, LLC 668   2013-07-31   

Last updated: Sun, 29 Nov 2020 13:13:58 UTC

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