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: 859

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
928-859 A Salome AZ SALMAZXCPS0  2174 SOUTHWESTERN TEL. CO. 730      
928-859 1 Salome AZ   630E ONVOY, LLC - AZ 730   2021-08-08   
928-859 2 Salome AZ   630E ONVOY, LLC - AZ 730   2022-03-11   
928-859 3 Salome AZ   2174 SOUTHWESTERN TEL. CO. 730      
928-859 4 Salome AZ   2174 SOUTHWESTERN TEL. CO. 730      
928-859 6 Salome AZ   624H ONVOY SPECTRUM, LLC 730   2021-11-07   
928-859 7 Salome AZ   145J TERRA NOVA TELECOM INC. 730   2025-07-17   
928-859 8 Salome AZ   624H ONVOY SPECTRUM, LLC 730   2021-09-27   
928-859 9 Salome AZ   624H ONVOY SPECTRUM, LLC 730   2021-11-07   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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