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: 579

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-579 A Kennewick WA YAKMWAWE7MD  508J CENTURYLINK COMMUNICATIONS, LLC 676      
509-579 0 Kennewick WA KNWCWAII3MD  814D CHARTER FIBERLINK WA - CCVII, LLC - WA 676   2015-08-31   
509-579 1 Kennewick WA SPKNWA01XUY  6010 NEW CINGULAR WIRELESS PCS, LLC 676   2015-12-31   
509-579 2 Kennewick WA SPKNWA01XUY  6010 NEW CINGULAR WIRELESS PCS, LLC 676   2016-03-03   
509-579 3 Kennewick WA SPKNWA01XUX  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2015-10-11   
509-579 4 Kennewick WA KNWCWAII3MD  814D CHARTER FIBERLINK WA - CCVII, LLC - WA 676   2017-11-05   
509-579 5 Kennewick WA KNWCWAII3MD  814D CHARTER FIBERLINK WA - CCVII, LLC - WA 676   2017-07-12   
509-579 6 Kennewick WA SPKNWA01XDY  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676   2016-12-26   
509-579 7 Kennewick WA YAKMWAWE7MD  508J CENTURYLINK COMMUNICATIONS, LLC 676   2014-12-16   
509-579 8 Kennewick WA KNWCWAXA1MD  6529 T-MOBILE USA, INC. 676   2016-05-14   
509-579 9 Kennewick WA SPKNWA01XUY  6010 NEW CINGULAR WIRELESS PCS, LLC 676   2015-10-16   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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