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.

Mount Vernon, WA

1 2 3 4 5 6 7 8 9 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
360-202 A TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
360-230 A STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
360-230 0 BOTHWAAK2MD  5562 METROPCS, INC. 674   2020-08-03   
360-230 1 STTLWAWBDS1  483E ONVOY, LLC - WA 674   2006-02-27   
360-230 2 STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
360-230 3 STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
360-230 4 STTLWAWBDS1  483E ONVOY, LLC - WA 674   2020-11-14   
360-230 5 STTLWAWBDS1  483E ONVOY, LLC - WA 674   2020-11-14   
360-230 6 STTLWAWBDS1  483E ONVOY, LLC - WA 674   2020-03-07   
360-230 7 STTLWAWBDS1  483E ONVOY, LLC - WA 674   2020-03-07   
360-230 8 STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2020-10-10   
360-230 9 BOTHWAAK2MD  6529 T-MOBILE USA, INC. 674   2020-02-06   
360-293 A ANCRWAXXDS1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
360-299 A ANCRWAXXDS1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
360-299 0 ANCRWAXXDS1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
360-299 1 ANCRWAXXDS1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
360-299 2 ANCRWAXXDS1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
360-299 3 ANCRWAXXDS1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
360-299 4 ANCRWAXXDS1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
360-299 5 STTLWAWBXYZ  073H TELNYX LLC 674   2020-12-10   
360-299 6 STTLWAWBXYZ  073H TELNYX LLC 674   2021-11-12   
360-299 7 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2020-11-25   
360-299 8 ANCRWAXXDS1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
360-299 9 ANCRWAXXDS1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
360-333 A STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
360-333 0 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
360-333 1 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
360-333 2 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
360-333 3 BOTHWAAK2MD  6529 T-MOBILE USA, INC. 674   2005-04-03   
360-333 4 TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2005-10-03   
360-333 5 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2006-12-11   
360-333 6 BOTHWAAK2MD  6529 T-MOBILE USA, INC. 674   2004-12-13   
360-333 7 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
360-333 8 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
360-333 9 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
360-336 A MTVRWAXXDS1  4423 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
360-391 A STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
360-391 0 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
360-391 1 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
360-391 2 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
360-391 3 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
360-391 4 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
360-391 5 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
360-391 6 BOTHWAAK2MD  6529 T-MOBILE USA, INC. 674   2006-01-29   
360-391 7 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2008-01-28   
360-391 8 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2007-03-19   
360-391 9 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
360-395 A STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
360-395 0 BOTHWAAK2MD  6529 T-MOBILE USA, INC. 674   2020-12-29   
360-395 1 BOTHWAAK2MD  6529 T-MOBILE USA, INC. 674   2020-12-29   

1 2 3 4 5 6 7 8 9 >>

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.