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: RSBGOR57DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
541-375 A Roseburg OR 9638 QWEST CORPORATION 670   2008-08-25   
541-440 A Roseburg OR 9638 QWEST CORPORATION 670      
541-464 A Roseburg OR 9638 QWEST CORPORATION 670      
541-637 A Roseburg OR 9638 QWEST CORPORATION 670   2006-12-01   
541-672 A Roseburg OR 9638 QWEST CORPORATION 670      
541-673 A Roseburg OR 9638 QWEST CORPORATION 670      
541-677 A Roseburg OR 9638 QWEST CORPORATION 670      
541-817 A Roseburg OR 9638 QWEST CORPORATION 670      
541-957 A Roseburg OR 9638 QWEST CORPORATION 670      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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