Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 360 [Rate centres in NPA 360] [Dial plan for NPA 360]

NXX: 204

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
360-204 A Silverdale WA SLDLWASIDS0  9638 QWEST CORPORATION 674      
360-204 0 Silverdale WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
360-204 1 Silverdale WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
360-204 2 Silverdale WA BLHMWA033MD  6529 T-MOBILE USA, INC. 674      
360-204 3 Silverdale WA BLHMWA033MD  6529 T-MOBILE USA, INC. 674      
360-204 4 Silverdale WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
360-204 5 Silverdale WA PTORWACYDS0  937F ASTOUND BROADBAND, LLC - WA 674      
360-204 6 Silverdale WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
360-204 7 Silverdale WA SLDLWASIDS0  9638 QWEST CORPORATION 674      
360-204 8 Silverdale WA BLHMWA033MD  6529 T-MOBILE USA, INC. 674      
360-204 9 Silverdale WA BLHMWA033MD  6529 T-MOBILE USA, INC. 674      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.