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

NXX: 291

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
425-291 A Renton WA KENTWAOBDS0  9638 QWEST CORPORATION 674      
425-291 0 Renton WA KENTWAOBDS0  9638 QWEST CORPORATION 674      
425-291 1 Renton WA KENTWAOBDS0  9638 QWEST CORPORATION 674      
425-291 2 Renton WA KENTWAOBDS0  9638 QWEST CORPORATION 674      
425-291 3 Renton WA KENTWAOBDS0  9638 QWEST CORPORATION 674      
425-291 4 Renton WA KENTWAOBDS0  9638 QWEST CORPORATION 674      
425-291 5 Renton WA KENTWAOBDS0  9638 QWEST CORPORATION 674      
425-291 6 Renton WA   159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674      
425-291 7 Renton WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674      
425-291 8 Renton WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674      
425-291 9 Renton WA KENTWAOBDS0  9638 QWEST CORPORATION 674      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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