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: AMESIAWSDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
515-268 A Ames IA 9631 QWEST CORPORATION 632      
515-292 A Ames IA 9631 QWEST CORPORATION 632      
515-294 A Ames IA 9631 QWEST CORPORATION 632      
515-296 A Ames IA 9631 QWEST CORPORATION 632      
515-572 A Ames IA 9631 QWEST CORPORATION 632      
515-598 A Ames IA 9631 QWEST CORPORATION 632      
515-598 0 Ames IA 9631 QWEST CORPORATION 632      
515-598 9 Ames IA 9631 QWEST CORPORATION 632      

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

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