Local Calling Guide

Area code/prefix search

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NPA: 509 [Rate centres in NPA 509] [Dial plan for NPA 509]

NXX: 578

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-578 A Richland WA SPKNWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 676      
509-578 0 Richland WA SPKNWA01XDY  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676   2013-07-05   
509-578 1 Richland WA KNWCWAII3MD  814D CHARTER FIBERLINK WA - CCVII, LLC - WA 676   2014-03-10   
509-578 2 Richland WA SPKNWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 676   2013-06-16   
509-578 3 Richland WA SPKNWADZDS2  7340 XO WASHINGTON, INC. 676   2013-06-18   
509-578 4 Richland WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676   2015-10-01   
509-578 5 Richland WA KNWCWAXAX3X  483E ONVOY, LLC - WA 676   2016-02-12   
509-578 6 Richland WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676   2016-06-09   
509-578 7 Richland WA YAKMWAWE7MD  508J CENTURYLINK COMMUNICATIONS, LLC 676   2015-01-28   
509-578 8 Richland WA SPKNWA01XDY  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676   2014-08-14   
509-578 9 Richland WA SPKNWA01XDY  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676   2015-07-14   

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

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