Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 515 [Rate centres in NPA 515] [Dial plan for NPA 515]

NXX: 523

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
515-523 A Stuart IA STRTIACORS5  9631 QWEST CORPORATION 632      
515-523 0 Stuart IA   985E BANDWIDTH.COM CLEC, LLC - IA 632   2008-11-29   
515-523 1 Stuart IA   9631 QWEST CORPORATION 632      
515-523 2 Stuart IA   9631 QWEST CORPORATION 632      
515-523 3 Stuart IA   985E BANDWIDTH.COM CLEC, LLC - IA 632   2010-03-05   
515-523 4 Stuart IA   221F ONVOY, LLC - IA 632   2013-04-04   
515-523 5 Stuart IA   985E BANDWIDTH.COM CLEC, LLC - IA 632   2011-07-25   
515-523 6 Stuart IA   221F ONVOY, LLC - IA 632   2012-12-14   
515-523 7 Stuart IA   221F ONVOY, LLC - IA 632   2008-09-04   
515-523 8 Stuart IA   751F MCC TELEPHONY OF IOWA, LLC - IA 632   2010-04-15   
515-523 9 Stuart IA   9631 QWEST CORPORATION 632      

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

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