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: 516

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
425-516 A Bellevue WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
425-516 0 Bellevue WA   6529 T-MOBILE USA, INC. 674      
425-516 1 Bellevue WA BOTHWAAK5MD  6529 T-MOBILE USA, INC. 674      
425-516 2 Bellevue WA BOTHWAAK5MD  6529 T-MOBILE USA, INC. 674      
425-516 3 Bellevue WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
425-516 4 Bellevue WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
425-516 5 Bellevue WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
425-516 6 Bellevue WA STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
425-516 7 Bellevue WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-516 8 Bellevue WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
425-516 9 Bellevue WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 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.