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: 442

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-442 A Benson AZ TCSNAZMAXIX  587F BANDWIDTH.COM CLEC, LLC - AZ 668      
520-442 0 Benson AZ   587F BANDWIDTH.COM CLEC, LLC - AZ 668   2012-11-19   
520-442 1 Benson AZ   630E ONVOY, LLC - AZ 668   2013-03-23   
520-442 2 Benson AZ   587F BANDWIDTH.COM CLEC, LLC - AZ 668   2014-08-15   
520-442 3 Benson AZ   587F BANDWIDTH.COM CLEC, LLC - AZ 668   2014-11-27   
520-442 4 Benson AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2014-03-07   
520-442 5 Benson AZ   6529 T-MOBILE USA, INC. 668   2014-09-20   
520-442 6 Benson AZ   630E ONVOY, LLC - AZ 668   2014-10-25   
520-442 7 Benson AZ   6529 T-MOBILE USA, INC. 668   2014-03-12   
520-442 8 Benson AZ   6529 T-MOBILE USA, INC. 668   2013-09-27   
520-442 9 Benson AZ   6529 T-MOBILE USA, INC. 668   2013-04-12   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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