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: 966

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-966 A Silverbell AZ PHNXAZ19AMD  965H FRACTEL, LLC 666      
520-966 3 Silverbell AZ PHNXAZ19CMD  516J TON80 COMMUNICATIONS, LLC 666   2022-03-17   
520-966 6 Silverbell AZ PHNXAZ19AMD  965H FRACTEL, LLC 666   2020-12-18   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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