Local Calling Guide

Area code/prefix search

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

NXX: 892

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
641-892 A Sheffield IA SHFDIAXRDS0  1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 632      
641-892 0 Sheffield IA SHFDIAXRDS0  1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 632      
641-892 1 Sheffield IA DESMIADTX7X  751F MCC TELEPHONY OF IOWA, LLC - IA 632   2010-04-15   
641-892 2 Sheffield IA DESMIA72HMD  5562 METROPCS, INC. 632   2018-07-12   
641-892 3 Sheffield IA DESMIADTFMD  221F ONVOY, LLC - IA 632   2018-11-18   
641-892 4 Sheffield IA SHFDIAXRDS0  1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 632      
641-892 5 Sheffield IA DESMIADTFMD  221F ONVOY, LLC - IA 632   2019-10-28   
641-892 6 Sheffield IA BOONIA01DS1  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 632   2018-05-16   
641-892 8 Sheffield IA SHFDIAXRDS0  1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 632      

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

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