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: 625

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
425-625 A Bellevue WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
425-625 0 Bellevue WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2020-07-17   
425-625 1 Bellevue WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2018-08-22   
425-625 2 Bellevue WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2016-10-14   
425-625 3 Bellevue WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2018-05-09   
425-625 4 Bellevue WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2018-05-09   
425-625 5 Bellevue WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2018-05-09   
425-625 6 Bellevue WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2016-07-11   
425-625 7 Bellevue WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2018-08-22   
425-625 8 Bellevue WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2018-04-25   
425-625 9 Bellevue WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2017-12-17   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.