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: 325

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
515-325 A Blairsburg IA BRBGIACORS3  9631 QWEST CORPORATION 632      
515-325 0 Blairsburg IA   9877 LEVEL 3 COMMUNICATIONS, LLC - IA 632   2010-04-01   
515-325 1 Blairsburg IA   985E BANDWIDTH.COM CLEC, LLC - IA 632   2011-12-24   
515-325 2 Blairsburg IA   221F ONVOY, LLC - IA 632   2012-12-14   
515-325 3 Blairsburg IA   221F ONVOY, LLC - IA 632   2012-12-14   
515-325 4 Blairsburg IA   221F ONVOY, LLC - IA 632   2016-03-31   
515-325 5 Blairsburg IA   221F ONVOY, LLC - IA 632   2013-01-23   
515-325 6 Blairsburg IA   9631 QWEST CORPORATION 632      
515-325 7 Blairsburg IA   221F ONVOY, LLC - IA 632   2008-08-29   
515-325 8 Blairsburg IA   221F ONVOY, LLC - IA 632   2016-03-31   
515-325 9 Blairsburg IA   508J CENTURYLINK COMMUNICATIONS, LLC 632   2017-06-30   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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