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: 200

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
641-200 A Charles City IA DESMIAEA0MD  985E BANDWIDTH.COM CLEC, LLC - IA 632      
641-200 0 Charles City IA DESMIAEA0MD  985E BANDWIDTH.COM CLEC, LLC - IA 632   2018-08-31   
641-200 1 Charles City IA DESMIAEA0MD  985E BANDWIDTH.COM CLEC, LLC - IA 632   2018-08-31   
641-200 3 Charles City IA DESMIADTX5X  8344 TELEPORT COMMUNICATIONS AMERICA, LLC - IA 632   2018-10-11   
641-200 6 Charles City IA DESMIADTFMD  221F ONVOY, LLC IA 632   2019-09-20   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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