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: 505

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
360-505 A Grays Harbor County WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674      
360-505 0 Grays Harbor County WA   483E ONVOY, LLC - WA 674   2017-09-14   
360-505 2 Grays Harbor County WA   318J COMCAST IP PHONE, LLC 674   2015-09-06   
360-505 4 Grays Harbor County WA   483E ONVOY, LLC - WA 674   2021-06-26   
360-505 5 Grays Harbor County WA   483E ONVOY, LLC - WA 674   2020-02-15   
360-505 7 Grays Harbor County WA   483E ONVOY, LLC - WA 674   2022-12-13   
360-505 8 Grays Harbor County WA   483E ONVOY, LLC - WA 674   2022-10-01   
360-505 9 Grays Harbor County WA   5562 METROPCS, INC. 674   2018-04-22   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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