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: 425 [Rate centres in NPA 425] [Dial plan for NPA 425]

NXX: 414

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
425-414 A Issaquah WA STTLWAZUCM3  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
425-414 0 Issaquah WA STTLWAZUCM3  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2018-12-22   
425-414 1 Issaquah WA STTLWAZUCM3  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-10-31   
425-414 2 Issaquah WA STTLWAZUCM3  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-09-30   
425-414 3 Issaquah WA STTLWAWBDSH  159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674   2018-12-28   
425-414 4 Issaquah WA BOTHWAAK5MD  6529 T-MOBILE USA, INC. 674   2019-10-25   
425-414 5 Issaquah WA STTLWAZUCM3  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-10-16   
425-414 6 Issaquah WA STTLWAZUCM3  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-06-14   
425-414 7 Issaquah WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2019-01-18   
425-414 8 Issaquah WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2019-01-18   
425-414 9 Issaquah WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2019-02-03   

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.