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: 758

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
515-758 A Earlham IA ERHMIACORS7  9631 QWEST CORPORATION 632      
515-758 0 Earlham IA   985E BANDWIDTH.COM CLEC, LLC - IA 632   2008-11-29   
515-758 1 Earlham IA   9631 QWEST CORPORATION 632      
515-758 2 Earlham IA   9631 QWEST CORPORATION 632      
515-758 3 Earlham IA   9631 QWEST CORPORATION 632      
515-758 4 Earlham IA   221F ONVOY, LLC - IA 632   2013-04-04   
515-758 5 Earlham IA   985E BANDWIDTH.COM CLEC, LLC - IA 632   2012-10-14   
515-758 6 Earlham IA   751F MCC TELEPHONY OF IOWA, LLC - IA 632   2010-04-15   
515-758 7 Earlham IA   221F ONVOY, LLC - IA 632   2008-08-29   
515-758 8 Earlham IA   985E BANDWIDTH.COM CLEC, LLC - IA 632   2010-03-05   
515-758 9 Earlham IA   221F ONVOY, LLC - IA 632   2012-12-14   

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

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