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: SPFDOR01DS1

Remotes:

Switch Switch name Switch type
LEBGOR54RS1  LEABURG  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
541-222 A Eugene OR 9638 QWEST CORPORATION 670      
541-726 A Eugene OR 9638 QWEST CORPORATION 670      
541-736 A Eugene OR 9638 QWEST CORPORATION 670      
541-741 A Eugene OR 9638 QWEST CORPORATION 670      
541-744 A Eugene OR 9638 QWEST CORPORATION 670      
541-746 A Eugene OR 9638 QWEST CORPORATION 670      
541-747 A Eugene OR 9638 QWEST CORPORATION 670      
541-988 A Eugene OR 9638 QWEST CORPORATION 670      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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