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: 218

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
641-218 A Knoxville IA CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632      
641-218 0 Knoxville IA CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2004-02-11   
641-218 1 Knoxville IA CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2013-01-19   
641-218 2 Knoxville IA   221F ONVOY, LLC - IA 632   2024-04-05   
641-218 3 Knoxville IA DESMIADTTMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 632   2017-07-03   
641-218 4 Knoxville IA CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2007-02-23   
641-218 7 Knoxville IA   624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-218 8 Knoxville IA CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2004-02-11   
641-218 9 Knoxville IA CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2004-02-11   

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

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