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: 499

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
641-499 A Garwin IA GRWNIAXORS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 632      
641-499 0 Garwin IA KNVLIAXC1MD  751F MCC TELEPHONY OF IOWA, LLC - IA 632   2010-04-15   
641-499 1 Garwin IA GRWNIAXORS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 632      
641-499 2 Garwin IA GRWNIAXORS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 632      
641-499 3 Garwin IA GRNLIAXCPMD  221F ONVOY, LLC - IA 632   2021-08-30   
641-499 4 Garwin IA GRNLIAXCPMD  221F ONVOY, LLC - IA 632   2021-05-06   
641-499 5 Garwin IA BOONIA01DS1  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 632   2018-05-15   
641-499 6 Garwin IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632   2021-12-01   
641-499 7 Garwin IA DESMIADTXJX  508J CENTURYLINK COMMUNICATIONS, LLC 632   2017-04-01   
641-499 8 Garwin IA GRNLIAXCMMD  624H ONVOY SPECTRUM, LLC 632   2024-03-08   
641-499 9 Garwin IA GRWNIAXORP0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 632      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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