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: 526

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
515-526 A Redfield IA RDFDIAXOPS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 632      
515-526 0 Redfield IA   221F ONVOY, LLC - IA 632   2023-07-24   
515-526 1 Redfield IA   624H ONVOY SPECTRUM, LLC 632   2024-03-08   
515-526 2 Redfield IA   221F ONVOY, LLC - IA 632   2020-11-16   
515-526 3 Redfield IA   221F ONVOY, LLC - IA 632   2021-04-16   
515-526 4 Redfield IA   221F ONVOY, LLC - IA 632   2021-04-16   
515-526 5 Redfield IA   221F ONVOY, LLC - IA 632   2019-11-28   
515-526 7 Redfield IA   508J CENTURYLINK COMMUNICATIONS, LLC 632   2017-03-28   
515-526 8 Redfield IA   221F ONVOY, LLC - IA 632   2023-02-04   
515-526 9 Redfield IA   1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 632   2015-06-19   

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

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