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: 360

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-360 A Walla Walla WA WLWLWA50PS0  427K ZIPLY FIBER NORTHWEST LLC DBA ZIPLY FIBER 676      
509-360 0 Walla Walla WA WLWLWA50PS0  427K ZIPLY FIBER NORTHWEST LLC DBA ZIPLY FIBER 676   2023-05-20   
509-360 1 Walla Walla WA SPKNWA01XDY  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676   2024-10-10   
509-360 2 Walla Walla WA SPKNWA01XDY  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676   2023-09-29   
509-360 3 Walla Walla WA SPKNWADZBMD  490J BOOST SUBSCRIBERCO L.L.C. 676   2023-05-23   
509-360 4 Walla Walla WA SPKNWA01XDY  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676   2024-05-11   
509-360 5 Walla Walla WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676   2024-02-21   
509-360 6 Walla Walla WA SPKNWADZDS3  159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 676   2024-04-19   
509-360 7 Walla Walla WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676   2024-02-21   
509-360 8 Walla Walla WA SPKNWA01XDY  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676   2023-07-11   
509-360 9 Walla Walla WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676   2023-05-21   

Last updated: Sat, 02 May 2026 12:20:53 UTC

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