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: STTLWAWB28Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
206-776 6 Seattle WA 490J DISH WIRELESS, LLC 674   2023-07-03   
206-804 6 Bainbridge Island WA 490J DISH WIRELESS, LLC 674   2024-05-24   
253-378 4 Auburn WA 490J DISH WIRELESS, LLC 674   2023-07-03   
253-384 A Tacoma WA 490J DISH WIRELESS, LLC 674      
253-384 9 Tacoma WA 490J DISH WIRELESS, LLC 674   2023-06-24   
253-452 2 Kent WA 490J DISH WIRELESS, LLC 674   2024-09-13   
253-452 3 Kent WA 490J DISH WIRELESS, LLC 674   2025-01-24   
360-222 1 South Whidbey WA 490J DISH WIRELESS, LLC 674   2023-07-03   
360-284 6 Enumclaw WA 490J DISH WIRELESS, LLC 674   2023-07-03   
360-512 0 Snohomish WA 490J DISH WIRELESS, LLC 674   2023-07-03   
360-655 0 Eatonville WA 490J DISH WIRELESS, LLC 674   2023-07-03   
360-732 6 Chimacum/Center WA 490J DISH WIRELESS, LLC 674   2023-07-24   
360-826 1 Mount Vernon WA 490J DISH WIRELESS, LLC 674   2023-07-03   
425-474 0 Everett WA 490J DISH WIRELESS, LLC 674   2023-07-03   
425-476 6 Bothell WA 490J DISH WIRELESS, LLC 674   2023-07-03   
425-536 6 Bellevue WA 490J DISH WIRELESS, LLC 674   2023-07-03   
425-578 2 Maple Valley WA 490J DISH WIRELESS, LLC 674   2023-07-03   
564-220 1 Centralia WA 490J DISH WIRELESS, LLC 674   2023-08-01   
564-230 5 Bremerton WA 490J DISH WIRELESS, LLC 674   2023-07-03   
564-233 6 Olympia WA 490J DISH WIRELESS, LLC 674   2023-07-03   
564-242 0 Marysville WA 490J DISH WIRELESS, LLC 674   2023-07-03   
564-565 7 Whatcom County WA 490J DISH WIRELESS, LLC 674   2023-07-03   
564-645 5 Poulsbo WA 490J DISH WIRELESS, LLC 674   2023-07-03   
564-676 0 Oak Harbor WA 490J DISH WIRELESS, LLC 674   2023-07-03   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.