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: 603

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
360-603 A Whatcom County WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
360-603 0 Whatcom County WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2014-10-30   
360-603 1 Whatcom County WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2015-09-07   
360-603 2 Whatcom County WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2014-08-08   
360-603 3 Whatcom County WA BLHMWA033MD  6529 T-MOBILE USA, INC. 674   2012-11-08   
360-603 4 Whatcom County WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
360-603 5 Whatcom County WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
360-603 6 Whatcom County WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2015-10-16   
360-603 7 Whatcom County WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
360-603 8 Whatcom County WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2015-11-16   
360-603 9 Whatcom County WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      

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

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