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: BOISIDWEDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
208-321 A Boise ID 9636 QWEST CORPORATION 652      
208-322 A Boise ID 9636 QWEST CORPORATION 652      
208-323 A Boise ID 9636 QWEST CORPORATION 652      
208-327 A Boise ID 9636 QWEST CORPORATION 652      
208-373 A Boise ID 9636 QWEST CORPORATION 652      
208-375 A Boise ID 9636 QWEST CORPORATION 652      
208-376 A Boise ID 9636 QWEST CORPORATION 652      
208-377 A Boise ID 9636 QWEST CORPORATION 652      
208-378 A Boise ID 9636 QWEST CORPORATION 652      
208-658 A Boise ID 9636 QWEST CORPORATION 652      
208-672 A Boise ID 9636 QWEST CORPORATION 652      
208-685 A Boise ID 9636 QWEST CORPORATION 652      

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

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