Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 641 [Rate centres in NPA 641] [Dial plan for NPA 641]

NXX: 274

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
641-274 A Lovilia IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632      
641-274 2 Lovilia IA   624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-274 4 Lovilia IA   221F ONVOY, LLC - IA 632   2021-04-17   
641-274 5 Lovilia IA   221F ONVOY, LLC - IA 632   2021-04-17   
641-274 7 Lovilia IA   221F ONVOY, LLC - IA 632   2021-05-10   
641-274 9 Lovilia IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632   2020-11-05   

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

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