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: 708

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-708 A Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-708 0 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-708 1 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-708 2 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-708 3 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-708 4 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-708 5 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-708 6 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-708 7 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-708 8 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-708 9 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   

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

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