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: STTLWA06DS4

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
206-221 A Seattle WA 9638 QWEST CORPORATION 674      
206-223 A Seattle WA 9638 QWEST CORPORATION 674      
206-224 A Seattle WA 9638 QWEST CORPORATION 674      
206-254 A Seattle WA 9638 QWEST CORPORATION 674      
206-262 A Seattle WA 9638 QWEST CORPORATION 674      
206-264 A Seattle WA 9638 QWEST CORPORATION 674      
206-287 A Seattle WA 9638 QWEST CORPORATION 674      
206-318 A Seattle WA 9638 QWEST CORPORATION 674      
206-326 A Seattle WA 9638 QWEST CORPORATION 674      
206-332 A Seattle WA 9638 QWEST CORPORATION 674      
206-340 A Seattle WA 9638 QWEST CORPORATION 674      
206-341 A Seattle WA 9638 QWEST CORPORATION 674      
206-342 A Seattle WA 9638 QWEST CORPORATION 674      
206-344 A Seattle WA 9638 QWEST CORPORATION 674      
206-381 A Seattle WA 9638 QWEST CORPORATION 674      
206-382 A Seattle WA 9638 QWEST CORPORATION 674      
206-389 A Seattle WA 9638 QWEST CORPORATION 674      
206-405 A Seattle WA 9638 QWEST CORPORATION 674      
206-410 A Seattle WA 9638 QWEST CORPORATION 674      
206-416 A Seattle WA 9638 QWEST CORPORATION 674      
206-442 A Seattle WA 9638 QWEST CORPORATION 674      
206-447 A Seattle WA 9638 QWEST CORPORATION 674      
206-449 A Seattle WA 9638 QWEST CORPORATION 674      
206-464 A Seattle WA 9638 QWEST CORPORATION 674      
206-467 A Seattle WA 9638 QWEST CORPORATION 674      
206-469 A Seattle WA 9638 QWEST CORPORATION 674      
206-470 A Seattle WA 9638 QWEST CORPORATION 674      
206-500 A Seattle WA 9638 QWEST CORPORATION 674      
206-504 A Seattle WA 9638 QWEST CORPORATION 674      
206-506 A Seattle WA 9638 QWEST CORPORATION 674      
206-515 A Seattle WA 9638 QWEST CORPORATION 674      
206-516 A Seattle WA 9638 QWEST CORPORATION 674      
206-520 A Seattle WA 9638 QWEST CORPORATION 674      
206-521 A Seattle WA 9638 QWEST CORPORATION 674      
206-583 A Seattle WA 9638 QWEST CORPORATION 674      
206-587 A Seattle WA 9638 QWEST CORPORATION 674      
206-613 A Seattle WA 9638 QWEST CORPORATION 674      
206-621 A Seattle WA 9638 QWEST CORPORATION 674      
206-623 A Seattle WA 9638 QWEST CORPORATION 674      
206-624 A Seattle WA 9638 QWEST CORPORATION 674      
206-625 A Seattle WA 9638 QWEST CORPORATION 674      
206-626 A Seattle WA 9638 QWEST CORPORATION 674      
206-652 A Seattle WA 9638 QWEST CORPORATION 674      
206-654 A Seattle WA 9638 QWEST CORPORATION 674      
206-667 A Seattle WA 9638 QWEST CORPORATION 674      
206-682 A Seattle WA 9638 QWEST CORPORATION 674      
206-692 A Seattle WA 9638 QWEST CORPORATION 674      
206-731 A Seattle WA 9638 QWEST CORPORATION 674      
206-748 A Seattle WA 9638 QWEST CORPORATION 674      
206-749 A Seattle WA 9638 QWEST CORPORATION 674      
206-757 A Seattle WA 9638 QWEST CORPORATION 674      
206-797 A Seattle WA 9638 QWEST CORPORATION 674      
206-839 A Seattle WA 9638 QWEST CORPORATION 674      
206-897 A Seattle WA 9638 QWEST CORPORATION 674      
206-903 A Seattle WA 9638 QWEST CORPORATION 674      
206-906 A Seattle WA 9638 QWEST CORPORATION 674      
206-969 A Seattle WA 9638 QWEST CORPORATION 674      
206-993 A Seattle WA 9638 QWEST CORPORATION 674      
206-997 A Seattle WA 9638 QWEST CORPORATION 674      
206-998 A Seattle WA 9638 QWEST CORPORATION 674      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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