Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 360 [Rate centres in NPA 360] [Dial plan for NPA 360]

NXX: 420

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
360-420 A Mount Vernon WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
360-420 0 Mount Vernon WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
360-420 1 Mount Vernon WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
360-420 2 Mount Vernon WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
360-420 3 Mount Vernon WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2003-08-25   
360-420 4 Mount Vernon WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2004-09-26   
360-420 5 Mount Vernon WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2005-02-14   
360-420 6 Mount Vernon WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
360-420 7 Mount Vernon WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2005-02-14   
360-420 8 Mount Vernon WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2005-11-09   
360-420 9 Mount Vernon WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2005-02-14   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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