Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 360 [Rate centres in NPA 360] [Dial plan for NPA 360]

NXX: 549

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
360-549 A Shelton WA   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
360-549 1 Shelton WA   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
360-549 2 Shelton WA   663D ELTOPIA COMMUNICATIONS, LLC - WA 674   2009-04-15   
360-549 3 Shelton WA   483E ONVOY, LLC - WA 674   2017-09-30   
360-549 5 Shelton WA   483E ONVOY, LLC - WA 674   2006-10-15   
360-549 6 Shelton WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2013-10-10   
360-549 7 Shelton WA   508J CENTURYLINK COMMUNICATIONS, LLC 674   2013-12-30   
360-549 8 Shelton WA   483E ONVOY, LLC - WA 674   2021-11-13   
360-549 9 Shelton WA   483E ONVOY, LLC - WA 674   2015-10-11   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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