Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 425 [Rate centres in NPA 425] [Dial plan for NPA 425]

NXX: 560

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
425-560 A Kirkland WA STTLWAWB40Z  598J FIVE9, INC. 674   2024-02-23   
425-560 0 Kirkland WA STTLWAWB40Z  598J FIVE9, INC. 674   2024-02-23   
425-560 1 Kirkland WA STTLWAWBDSH  159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674   2024-11-21   
425-560 2 Kirkland WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2026-06-06   
425-560 3 Kirkland WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2026-06-06   
425-560 4 Kirkland WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2026-06-06   
425-560 5 Kirkland WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2024-07-20   
425-560 6 Kirkland WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2024-07-20   
425-560 7 Kirkland WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2024-06-09   
425-560 8 Kirkland WA STTLWAWBXSZ  939H COMMIO, LLC 674   2024-04-18   
425-560 9 Kirkland WA STTLWAWBXSZ  939H COMMIO, LLC 674   2024-04-18   

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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