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: 499

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
425-499 A Bellevue WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
425-499 0 Bellevue WA   6529 T-MOBILE USA, INC. 674   2014-10-31   
425-499 1 Bellevue WA   6529 T-MOBILE USA, INC. 674   2014-10-31   
425-499 2 Bellevue WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2014-10-31   
425-499 3 Bellevue WA   6529 T-MOBILE USA, INC. 674   2014-10-31   
425-499 4 Bellevue WA   6529 T-MOBILE USA, INC. 674   2016-03-29   
425-499 5 Bellevue WA   6529 T-MOBILE USA, INC. 674   2014-10-30   
425-499 6 Bellevue WA   6529 T-MOBILE USA, INC. 674   2014-10-30   
425-499 7 Bellevue WA   6529 T-MOBILE USA, INC. 674   2014-10-30   
425-499 8 Bellevue WA   6529 T-MOBILE USA, INC. 674   2014-10-30   
425-499 9 Bellevue WA   6529 T-MOBILE USA, INC. 674   2014-10-30   

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

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