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: 212

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
641-212 A Greenfield IA GNFDIAXOPS0  1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 632      
641-212 2 Greenfield IA BOONIA01DS1  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 632   2018-05-15   
641-212 3 Greenfield IA DESMIADTTMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 632   2018-09-24   
641-212 4 Greenfield IA KNVLIAXCSMD  221F ONVOY, LLC - IA 632   2021-04-22   
641-212 5 Greenfield IA KNVLIAXCSMD  221F ONVOY, LLC - IA 632   2021-04-22   
641-212 6 Greenfield IA KNVLIAXCSMD  221F ONVOY, LLC - IA 632   2019-11-29   
641-212 7 Greenfield IA DESMIADTXJX  508J CENTURYLINK COMMUNICATIONS, LLC 632   2017-04-01   
641-212 9 Greenfield IA GNFDIAXOPS0  1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 632   2015-08-21   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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