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: 536

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-536 A Douglas AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668      
520-536 0 Douglas AZ TCSNAZMAX6Y  073H TELNYX LLC 668      
520-536 1 Douglas AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668      
520-536 2 Douglas AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668      
520-536 3 Douglas AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668      
520-536 4 Douglas AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668      
520-536 5 Douglas AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668      
520-536 6 Douglas AZ TCSNAZMAVMD  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 668      
520-536 8 Douglas AZ TCSMAZCHDS0  579F PEERLESS NETWORK OF ARIZONA, LLC - AZ 668      
520-536 9 Douglas AZ TCSMAZCHDS0  579F PEERLESS NETWORK OF ARIZONA, LLC - AZ 668      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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