Local Calling Guide

Area code/prefix search

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NPA: 928 [Rate centres in NPA 928] [Dial plan for NPA 928]

NXX: 324

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
928-324 A Safford AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668      
928-324 0 Safford AZ   939H COMMIO, LLC 668   2024-03-28   
928-324 1 Safford AZ   630E ONVOY, LLC - AZ 668   2023-07-24   
928-324 2 Safford AZ   6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2023-08-15   
928-324 3 Safford AZ   6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2024-05-01   
928-324 4 Safford AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2025-01-01   
928-324 5 Safford AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2024-05-01   
928-324 6 Safford AZ   630E ONVOY, LLC - AZ 668   2023-10-14   
928-324 7 Safford AZ   630E ONVOY, LLC - AZ 668   2023-10-14   
928-324 8 Safford AZ   630E ONVOY, LLC - AZ 668   2023-10-14   
928-324 9 Safford AZ   6529 T-MOBILE USA, INC. 668   2023-08-12   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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