Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 509 [Rate centres in NPA 509] [Dial plan for NPA 509]

NXX: 240

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-240 A Walla Walla WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676      
509-240 0 Walla Walla WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676   2006-03-27   
509-240 1 Walla Walla WA SPKNWA01XUX  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2006-06-04   
509-240 2 Walla Walla WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676   2003-02-14   
509-240 3 Walla Walla WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676   2011-03-10   
509-240 4 Walla Walla WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676   2004-11-26   
509-240 5 Walla Walla WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676   2004-11-26   
509-240 6 Walla Walla WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676   2007-07-23   
509-240 7 Walla Walla WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676   2006-11-04   
509-240 8 Walla Walla WA SPKNWA01XUX  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2006-11-08   
509-240 9 Walla Walla WA SPKNWAKY0MD  006F BANDWIDTH.COM CLEC, LLC - WA 676   2010-11-21   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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