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: 778

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-778 A Prosser WA SPKNWA01XUX  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676      
509-778 0 Prosser WA SPKNWA01XDY  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676   2021-11-01   
509-778 1 Prosser WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676   2004-03-15   
509-778 2 Prosser WA SPKNWA01XDY  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676   2008-02-10   
509-778 3 Prosser WA SPKNWA01XDY  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676   2009-07-31   
509-778 4 Prosser WA SPKNWA01XUX  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2004-07-06   
509-778 5 Prosser WA SPKNWA01XXX  483E ONVOY, LLC - WA 676   2021-11-13   
509-778 6 Prosser WA SNSDWAXXHMD  483E ONVOY, LLC - WA 676   2020-12-29   
509-778 7 Prosser WA SNSDWAXXHMD  483E ONVOY, LLC - WA 676   2020-12-29   
509-778 8 Prosser WA YAKMWA020MD  6529 T-MOBILE USA, INC. 676   2021-02-28   
509-778 9 Prosser WA SPKNWA01XUX  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2013-03-23   

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

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