Local Calling Guide

Area code/prefix search

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

NXX: 387

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
928-387 A Safford AZ SFFRAZMADS0  9636 QWEST CORPORATION 668      
928-387 0 Safford AZ SFFRAZMADS0  9636 QWEST CORPORATION 668   2009-11-13   
928-387 1 Safford AZ TCSMAZCHCMD  145J TERRA NOVA TELECOM INC. 668   2024-12-03   
928-387 2 Safford AZ TCSMAZCH1MD  6010 NEW CINGULAR WIRELESS PCS, LLC 668   2025-01-19   
928-387 6 Safford AZ TCSNAZXGAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2009-11-15   
928-387 7 Safford AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2008-06-22   
928-387 8 Safford AZ SFFRAZMADS0  9636 QWEST CORPORATION 668   2008-06-18   
928-387 9 Safford AZ SFFRAZMADS0  9636 QWEST CORPORATION 668   2008-04-21   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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