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: 675

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-675 A Tucson AZ TCSMAZCH00Z  490J DISH WIRELESS, LLC 668      
520-675 0 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2023-07-22   
520-675 1 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2023-07-22   
520-675 2 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2023-07-22   
520-675 3 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2023-07-22   
520-675 4 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2023-07-22   
520-675 5 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2023-07-22   
520-675 6 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2023-07-22   
520-675 7 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2023-07-22   
520-675 8 Tucson AZ   7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 668   2024-05-01   
520-675 9 Tucson AZ TCSMAZCH00Z  490J DISH WIRELESS, LLC 668   2023-06-17   

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

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