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: 957

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
515-957 A Des Moines IA ALNAIACODS1  9631 QWEST CORPORATION 632      
515-957 0 Des Moines IA   9631 QWEST CORPORATION 632      
515-957 1 Des Moines IA   985E BANDWIDTH.COM CLEC, LLC - IA 632   2008-11-29   
515-957 2 Des Moines IA   221F ONVOY, LLC - IA 632   2008-02-25   
515-957 3 Des Moines IA   9631 QWEST CORPORATION 632      
515-957 4 Des Moines IA   751F MCC TELEPHONY OF IOWA, LLC - IA 632   2005-05-17   
515-957 5 Des Moines IA   9631 QWEST CORPORATION 632   2007-10-08   
515-957 6 Des Moines IA   145J TERRA NOVA TELECOM INC. 632   2025-05-08   
515-957 7 Des Moines IA   985E BANDWIDTH.COM CLEC, LLC - IA 632   2010-03-05   
515-957 8 Des Moines IA   9631 QWEST CORPORATION 632      
515-957 9 Des Moines IA   9631 QWEST CORPORATION 632      

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

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