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: 814

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
360-814 A Mount Vernon WA RDMDWASYDS1  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
360-814 0 Mount Vernon WA RDMDWASYDS1  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
360-814 1 Mount Vernon WA RDMDWASYDS1  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
360-814 2 Mount Vernon WA MTVRWAXXDS1  4423 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674   2007-05-31   
360-814 3 Mount Vernon WA BOTHWAAK2MD  6529 T-MOBILE USA, INC. 674   2016-11-04   
360-814 4 Mount Vernon WA BOTHWAAK2MD  6529 T-MOBILE USA, INC. 674   2019-07-20   
360-814 5 Mount Vernon WA MTVRWAXXDS1  4423 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674   2007-05-31   
360-814 6 Mount Vernon WA MTVRWAXXDS1  4423 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674   2007-10-06   
360-814 7 Mount Vernon WA MTVRWAXXDS1  4423 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674   2007-10-06   
360-814 8 Mount Vernon WA MTVRWAXXDS1  4423 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674   2007-05-31   
360-814 9 Mount Vernon WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2024-04-07   

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.