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: 230

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-230 A Tucson AZ TCSNAZXGAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668      
520-230 0 Tucson AZ TCSNAZXGAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668      
520-230 1 Tucson AZ TCSNAZMAXIX  587F BANDWIDTH.COM CLEC, LLC - AZ 668   2012-03-30   
520-230 2 Tucson AZ TCSNAZMAXIX  587F BANDWIDTH.COM CLEC, LLC - AZ 668   2012-03-30   
520-230 3 Tucson AZ TCSNAZMAXIX  587F BANDWIDTH.COM CLEC, LLC - AZ 668   2012-03-30   
520-230 4 Tucson AZ TCSNAZ64NMD  7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 668   2010-10-15   
520-230 5 Tucson AZ TCSNAZMAXIX  587F BANDWIDTH.COM CLEC, LLC - AZ 668   2012-04-05   
520-230 6 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668   2012-04-03   
520-230 7 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2010-02-22   
520-230 8 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2011-12-05   
520-230 9 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668   2012-03-02   

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

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