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: 356

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-356 A Hayden AZ HYDNAZMARS1  9636 QWEST CORPORATION 668      
520-356 0 Hayden AZ TCSNAZMAXIX  587F BANDWIDTH.COM CLEC, LLC - AZ 668   2014-04-13   
520-356 1 Hayden AZ HYDNAZMARS1  9636 QWEST CORPORATION 668      
520-356 2 Hayden AZ HYDNAZMARS1  9636 QWEST CORPORATION 668      
520-356 3 Hayden AZ HYDNAZMARS1  9636 QWEST CORPORATION 668      
520-356 4 Hayden AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2014-10-20   
520-356 5 Hayden AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2013-03-22   
520-356 6 Hayden AZ HYDNAZMARS1  9636 QWEST CORPORATION 668      
520-356 7 Hayden AZ HYDNAZMARS1  9636 QWEST CORPORATION 668      
520-356 8 Hayden AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2011-08-23   
520-356 9 Hayden AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2014-10-20   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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