Local Calling Guide

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NPA: 641 [Rate centres in NPA 641] [Dial plan for NPA 641]

NXX: 552

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
641-552 A Charles City IA MSCYIATCX0X  3620 OMNITEL COMMUNICATIONS, INC. - IA 632      
641-552 0 Charles City IA DESMIADTFMD  221F ONVOY, LLC - IA 632   2016-04-08   
641-552 1 Charles City IA DESMIADTFMD  221F ONVOY, LLC - IA 632   2016-04-08   
641-552 2 Charles City IA DESMIADTFMD  221F ONVOY, LLC - IA 632   2013-01-24   
641-552 3 Charles City IA DESMIADTFMD  221F ONVOY, LLC - IA 632   2013-01-24   
641-552 4 Charles City IA DESMIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 632   2014-02-28   
641-552 5 Charles City IA MSCYIATCX0X  3620 OMNITEL COMMUNICATIONS, INC. - IA 632   2007-08-02   
641-552 6 Charles City IA DESMIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 632   2015-06-22   
641-552 7 Charles City IA DESMIADTFMD  221F ONVOY, LLC - IA 632   2008-02-25   
641-552 8 Charles City IA MSCYIATCX0X  3620 OMNITEL COMMUNICATIONS, INC. - IA 632   2016-03-31   
641-552 9 Charles City IA MSCYIATCX0X  3620 OMNITEL COMMUNICATIONS, INC. - IA 632   2016-03-31   

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

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