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.
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Switch: BAKROR23DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
541-523 A Baker OR 9638 QWEST CORPORATION 672      
541-524 A Baker OR 9638 QWEST CORPORATION 672      
541-524 0 Baker OR 9638 QWEST CORPORATION 672      
541-524 1 Baker OR 9638 QWEST CORPORATION 672      
541-524 2 Baker OR 9638 QWEST CORPORATION 672      
541-524 7 Baker OR 9638 QWEST CORPORATION 672      
541-524 8 Baker OR 9638 QWEST CORPORATION 672      
541-524 9 Baker OR 9638 QWEST CORPORATION 672      
541-894 A Sumpter OR 9638 QWEST CORPORATION 672      
541-894 0 Sumpter OR 9638 QWEST CORPORATION 672      
541-894 1 Sumpter OR 9638 QWEST CORPORATION 672      
541-894 2 Sumpter OR 9638 QWEST CORPORATION 672      
541-894 3 Sumpter OR 9638 QWEST CORPORATION 672      
541-894 4 Sumpter OR 9638 QWEST CORPORATION 672      
541-894 5 Sumpter OR 9638 QWEST CORPORATION 672      
541-894 6 Sumpter OR 9638 QWEST CORPORATION 672      
541-894 8 Sumpter OR 9638 QWEST CORPORATION 672      
541-894 9 Sumpter OR 9638 QWEST CORPORATION 672      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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