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: JNCYOR51DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
541-952 A Junction City OR 9638 QWEST CORPORATION 670      
541-952 0 Junction City OR 9638 QWEST CORPORATION 670      
541-995 A Harrisburg OR 9638 QWEST CORPORATION 670      
541-995 1 Harrisburg OR 9638 QWEST CORPORATION 670      
541-995 2 Harrisburg OR 9638 QWEST CORPORATION 670      
541-995 3 Harrisburg OR 9638 QWEST CORPORATION 670      
541-995 4 Harrisburg OR 9638 QWEST CORPORATION 670      
541-995 6 Harrisburg OR 9638 QWEST CORPORATION 670      
541-995 8 Harrisburg OR 9638 QWEST CORPORATION 670      
541-995 9 Harrisburg OR 9638 QWEST CORPORATION 670      
541-998 A Junction City OR 9638 QWEST CORPORATION 670      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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