Local Calling Guide

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

NXX: 342

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-342 A Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668      
520-342 0 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2007-05-11   
520-342 1 Tucson AZ TCSMAZSJAMD  7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 668   2007-08-24   
520-342 2 Tucson AZ TCSMAZSJAMD  7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 668   2007-08-24   
520-342 3 Tucson AZ TCSMAZSJAMD  7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 668   2007-08-24   
520-342 4 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668   2007-09-01   
520-342 5 Tucson AZ TCSNAZMAGT0  4793 XO ARIZONA, INC. 668   2008-05-25   
520-342 6 Tucson AZ TCSNAZXGAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2008-09-19   
520-342 7 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668   2008-02-23   
520-342 8 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668   2008-03-09   
520-342 9 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668   2008-03-09   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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