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: 636

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-636 A San Manuel AZ TCSMAZCHDS0  579F PEERLESS NETWORK OF ARIZONA, LLC - AZ 668      
520-636 0 San Manuel AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2017-06-22   
520-636 1 San Manuel AZ TCSMAZCH7MD  073H TELNYX LLC 668   2018-05-01   
520-636 2 San Manuel AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2020-01-27   
520-636 3 San Manuel AZ TCSMAZCHDS0  579F PEERLESS NETWORK OF ARIZONA, LLC - AZ 668   2015-11-21   
520-636 4 San Manuel AZ TCSMAZCHEMD  321J HD CARRIER LLC 668   2020-11-15   
520-636 5 San Manuel AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2019-07-11   
520-636 6 San Manuel AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2019-07-11   
520-636 7 San Manuel AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2016-03-23   
520-636 8 San Manuel AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2016-03-23   
520-636 9 San Manuel AZ TCSNAZMAXKX  7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 668   2020-06-26   

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

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