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.

Switch: STTNWAHODSC

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
425-440 3 Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2008-06-03   
425-441 1 Fall City WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2011-05-22   
425-458 0 Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-458 1 Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-458 2 Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-458 3 Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-458 4 Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-458 6 Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-458 7 Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-458 9 Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-459 1 Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2020-03-21   
425-459 3 Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2020-03-21   
425-461 A Ames Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-461 2 Ames Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2023-03-03   
425-461 4 Ames Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2024-06-30   
425-461 5 Ames Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2024-10-13   
425-461 6 Ames Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2024-11-25   
425-461 7 Ames Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2024-11-25   
425-461 8 Ames Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2024-11-25   
425-480 3 Halls Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2019-05-31   
425-490 2 Fall City WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2019-11-28   
425-491 A Bothell WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-502 A Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-502 5 Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-02-25   
425-502 6 Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-02-25   
425-507 2 Issaquah WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2015-12-05   
425-516 7 Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2008-03-13   
425-519 9 Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2010-09-04   
425-533 A Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-533 0 Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-533 2 Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-03-12   
425-533 9 Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-536 8 Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2023-05-21   
425-549 2 Carnation WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2011-05-22   
425-588 3 Kirkland WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2018-05-04   
425-595 2 Everett WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2015-10-11   
425-599 A Halls Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-599 2 Halls Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2016-01-07   
425-605 A Kirkland WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-608 A Halls Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-608 0 Halls Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-608 2 Halls Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-608 3 Halls Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-608 4 Halls Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-608 5 Halls Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-608 6 Halls Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-608 7 Halls Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-608 8 Halls Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-609 A Everett WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-615 7 Bellevue WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2012-02-03   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 >>

Last updated: Sun, 17 May 2026 03:26:51 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.