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: AMESIATCDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
515-232 A Ames IA 9631 QWEST CORPORATION 632      
515-233 A Ames IA 9631 QWEST CORPORATION 632      
515-239 A Ames IA 9631 QWEST CORPORATION 632      
515-337 A Ames IA 9631 QWEST CORPORATION 632      
515-337 6 Ames IA 9631 QWEST CORPORATION 632   2009-06-21   
515-337 7 Ames IA 9631 QWEST CORPORATION 632   2009-06-21   
515-663 A Ames IA 9631 QWEST CORPORATION 632      
515-735 7 Ames IA 9631 QWEST CORPORATION 632   2015-01-30   
515-817 A Ames IA 9631 QWEST CORPORATION 632      
515-817 0 Ames IA 9631 QWEST CORPORATION 632      
515-817 2 Ames IA 9631 QWEST CORPORATION 632   2006-03-30   
515-817 5 Ames IA 9631 QWEST CORPORATION 632   2007-09-24   
515-817 6 Ames IA 9631 QWEST CORPORATION 632      
515-956 A Ames IA 9631 QWEST CORPORATION 632      

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

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