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: 924

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-924 A Nogales AZ TCSNAZ64NMD  7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 668   2021-01-20   
520-924 1 Nogales AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2021-01-15   
520-924 2 Nogales AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2020-11-24   
520-924 3 Nogales AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2021-01-15   
520-924 5 Nogales AZ TCSNAZMAXDY  506J TWILIO INTERNATIONAL INC 668   2020-12-28   
520-924 6 Nogales AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2021-01-15   
520-924 7 Nogales AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2021-01-15   
520-924 8 Nogales AZ TCSNAZMAXIX  587F BANDWIDTH.COM CLEC, LLC - AZ 668   2016-07-16   
520-924 9 Nogales AZ TCSNAZ64NMD  7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 668      

Last updated: Tue, 04 May 2021 15:04:27 UTC

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