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: 547

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
425-547 A Renton WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
425-547 0 Renton WA   6529 T-MOBILE USA, INC. 674   2022-10-29   
425-547 1 Renton WA   5562 METROPCS, INC. 674   2023-08-18   
425-547 2 Renton WA   6529 T-MOBILE USA, INC. 674   2023-11-17   
425-547 3 Renton WA   483E ONVOY, LLC - WA 674   2022-10-17   
425-547 4 Renton WA   483E ONVOY, LLC - WA 674   2022-10-17   
425-547 5 Renton WA   483E ONVOY, LLC - WA 674   2022-10-17   
425-547 6 Renton WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2022-10-17   
425-547 7 Renton WA   6529 T-MOBILE USA, INC. 674   2022-10-16   
425-547 8 Renton WA   6529 T-MOBILE USA, INC. 674   2022-10-16   
425-547 9 Renton WA   6529 T-MOBILE USA, INC. 674   2022-10-16   

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

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