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: 524

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-524 A Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668      
520-524 0 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2021-02-11   
520-524 1 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2021-02-11   
520-524 2 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2021-02-11   
520-524 3 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2021-02-11   
520-524 4 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2021-02-11   
520-524 5 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2021-02-11   
520-524 6 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2021-02-11   
520-524 7 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668   2021-02-12   
520-524 8 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668   2021-02-12   
520-524 9 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668   2021-02-12   

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

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