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: 492

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-492 A Tucson AZ TCSNAZMAXCY  318J COMCAST IP PHONE, LLC 668      
520-492 0 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2020-12-14   
520-492 1 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2020-12-14   
520-492 2 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2020-12-14   
520-492 3 Tucson AZ TCSNAZMAXCY  318J COMCAST IP PHONE, LLC 668   2020-11-27   
520-492 4 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2020-12-14   
520-492 5 Tucson AZ TCSNAZMAXCY  318J COMCAST IP PHONE, LLC 668   2020-11-27   
520-492 6 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2020-12-14   
520-492 7 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2020-12-14   
520-492 8 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2020-12-14   
520-492 9 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2020-12-14   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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