Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 928 [Rate centres in NPA 928] [Dial plan for NPA 928]

NXX: 746

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
928-746 A Harquahala Valley AZ PHNXAZ19CMD  516J TON80 COMMUNICATIONS, LLC 666      
928-746 7 Harquahala Valley AZ PHNXAZ19CMD  516J TON80 COMMUNICATIONS, LLC 666   2022-04-13   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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