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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

OCN: 6121 LEVEL 3 COMMUNICATIONS, LLC - WA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
425-374 0 Everett WA STTNWAHODSC  674   2004-12-29   
425-374 1 Everett WA STTNWAHODSC  674   2004-12-29   
425-374 4 Everett WA STTNWAHODSC  674      
425-381 2 Bothell WA STTNWAHODSC  674   2010-11-20   
425-381 4 Bothell WA STTNWAHODSC  674   2011-10-06   
425-403 4 Kirkland WA STTNWAHODSC  674   2019-12-30   
425-405 6 Everett WA STTNWAHODSC  674   2013-02-15   
425-405 7 Everett WA STTNWAHODSC  674   2013-11-03   
425-409 A Halls Lake WA STTNWAHODSC  674      
425-409 2 Halls Lake WA STTNWAHODSC  674   2013-02-22   
425-409 6 Halls Lake WA STTNWAHODSC  674   2011-08-05   
425-410 A Bellevue WA STTNWAHODSC  674      
425-410 7 Bellevue WA STTNWAHODSC  674   2018-10-13   
425-421 A Kirkland WA STTNWAHODSC  674      
425-421 0 Kirkland WA STTNWAHODSC  674   2006-05-13   
425-421 1 Kirkland WA STTNWAHODSC  674   2006-05-13   
425-421 2 Kirkland WA STTNWAHODSC  674   2006-05-13   
425-421 3 Kirkland WA STTNWAHODSC  674   2006-05-13   
425-421 4 Kirkland WA STTNWAHODSC  674   2006-05-13   
425-421 5 Kirkland WA STTNWAHODSC  674   2006-05-13   
425-421 6 Kirkland WA STTNWAHODSC  674   2006-05-13   
425-421 7 Kirkland WA STTNWAHODSC  674   2006-05-13   
425-421 8 Kirkland WA STTNWAHODSC  674   2006-05-13   
425-421 9 Kirkland WA STTNWAHODSC  674   2006-05-13   
425-437 A Maple Valley WA STTNWAHODSC  674      
425-437 0 Maple Valley WA STTNWAHODSC  674      
425-437 1 Maple Valley WA STTNWAHODSC  674      
425-440 0 Bellevue WA STTNWAHODSC  674   2008-05-14   
425-440 2 Bellevue WA STTNWAHODSC  674   2008-05-13   
425-440 3 Bellevue WA STTNWAHODSC  674   2008-06-03   
425-441 1 Fall City WA STTNWAHODSC  674   2011-05-22   
425-458 A Bellevue WA STTNWAHODSC  674      
425-458 0 Bellevue WA STTNWAHODSC  674      
425-458 1 Bellevue WA STTNWAHODSC  674      
425-458 2 Bellevue WA STTNWAHODSC  674      
425-458 3 Bellevue WA STTNWAHODSC  674      
425-458 4 Bellevue WA STTNWAHODSC  674      
425-458 5 Bellevue WA STTNWAHODSC  674      
425-458 6 Bellevue WA STTNWAHODSC  674      
425-458 7 Bellevue WA STTNWAHODSC  674      
425-458 9 Bellevue WA STTNWAHODSC  674      
425-459 1 Bellevue WA STTNWAHODSC  674   2020-03-21   
425-459 3 Bellevue WA STTNWAHODSC  674   2020-03-21   
425-461 A Ames Lake WA STTNWAHODSC  674      
425-461 2 Ames Lake WA STTNWAHODSC  674   2023-03-03   
425-461 4 Ames Lake WA STTNWAHODSC  674   2024-06-30   
425-461 5 Ames Lake WA STTNWAHODSC  674   2024-10-13   
425-461 6 Ames Lake WA STTNWAHODSC  674   2024-11-25   
425-461 7 Ames Lake WA STTNWAHODSC  674   2024-11-25   
425-461 8 Ames Lake WA STTNWAHODSC  674   2024-11-25   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 >>

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.