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: 373

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
425-373 A Bellevue WA BLLVWASHDS0  9638 QWEST CORPORATION 674      
425-373 0 Bellevue WA BLLVWASHDS0  9638 QWEST CORPORATION 674      
425-373 1 Bellevue WA BLLVWASHDS0  9638 QWEST CORPORATION 674      
425-373 2 Bellevue WA BLLVWASHDS0  9638 QWEST CORPORATION 674      
425-373 3 Bellevue WA BLLVWASHDS0  9638 QWEST CORPORATION 674      
425-373 4 Bellevue WA BLLVWASHDS0  9638 QWEST CORPORATION 674      
425-373 5 Bellevue WA BLLVWASHDS0  9638 QWEST CORPORATION 674      
425-373 6 Bellevue WA BOTHWAAK5MD  6529 T-MOBILE USA, INC. 674      
425-373 7 Bellevue WA BLLVWASHDS0  9638 QWEST CORPORATION 674      
425-373 8 Bellevue WA BLLVWASHDS0  9638 QWEST CORPORATION 674      
425-373 9 Bellevue WA BLLVWASHDS0  9638 QWEST CORPORATION 674      

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

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