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: WRWKSDCORS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
605-385 A Rapid City SD 9631 QWEST CORPORATION 640      
605-385 1 Rapid City SD 9631 QWEST CORPORATION 640      
605-385 2 Rapid City SD 9631 QWEST CORPORATION 640      
605-385 3 Rapid City SD 9631 QWEST CORPORATION 640      
605-385 4 Rapid City SD 9631 QWEST CORPORATION 640      
605-385 5 Rapid City SD 9631 QWEST CORPORATION 640      
605-385 6 Rapid City SD 9631 QWEST CORPORATION 640      
605-385 7 Rapid City SD 9631 QWEST CORPORATION 640      
605-385 8 Rapid City SD 9631 QWEST CORPORATION 640      
605-385 9 Rapid City SD 9631 QWEST CORPORATION 640      
605-923 A Rapid City SD 9631 QWEST CORPORATION 640      
605-923 0 Rapid City SD 9631 QWEST CORPORATION 640      
605-923 1 Rapid City SD 9631 QWEST CORPORATION 640      
605-923 2 Rapid City SD 9631 QWEST CORPORATION 640      
605-923 3 Rapid City SD 9631 QWEST CORPORATION 640      
605-923 4 Rapid City SD 9631 QWEST CORPORATION 640      
605-923 5 Rapid City SD 9631 QWEST CORPORATION 640      
605-923 6 Rapid City SD 9631 QWEST CORPORATION 640      
605-923 7 Rapid City SD 9631 QWEST CORPORATION 640      
605-923 9 Rapid City SD 9631 QWEST CORPORATION 640      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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