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: 529

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
425-529 A Renton WA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
425-529 1 Renton WA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
425-529 2 Renton WA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
425-529 3 Renton WA   6529 T-MOBILE USA, INC. 674   2016-07-10   
425-529 4 Renton WA   6529 T-MOBILE USA, INC. 674   2016-07-10   
425-529 5 Renton WA   483E ONVOY, LLC - WA 674   2015-06-29   
425-529 6 Renton WA   6529 T-MOBILE USA, INC. 674   2016-01-09   
425-529 7 Renton WA   6529 T-MOBILE USA, INC. 674   2016-01-09   
425-529 8 Renton WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2015-12-27   
425-529 9 Renton WA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674   2006-08-14   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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