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: 819

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
641-819 A Fairfield IA FRFDIAXCPS0  1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 632      
641-819 0 Fairfield IA DESMIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 632   2022-01-22   
641-819 1 Fairfield IA FRFDIAXB3MD  6529 T-MOBILE USA, INC. 632   2018-04-12   
641-819 2 Fairfield IA FRFDIAXB3MD  6529 T-MOBILE USA, INC. 632   2018-04-12   
641-819 3 Fairfield IA DESMIADTTMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 632   2017-06-19   
641-819 4 Fairfield IA KNVLIAXCSMD  221F ONVOY, LLC - IA 632   2019-11-29   
641-819 5 Fairfield IA BOONIA01DS1  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 632   2018-05-15   
641-819 6 Fairfield IA DESMIADTX5X  8344 TELEPORT COMMUNICATIONS AMERICA, LLC - IA 632   2020-06-03   
641-819 7 Fairfield IA DESMIADTXJX  508J CENTURYLINK COMMUNICATIONS, LLC 632   2017-03-22   
641-819 8 Fairfield IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632   2018-11-16   
641-819 9 Fairfield IA FRFDIAXCPS0  1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 632   2015-08-24   

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

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