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: 954

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
641-954 A Ottumwa IA DESMIADTXZX  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 632      
641-954 0 Ottumwa IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 632      
641-954 1 Ottumwa IA   6266 UNITED STATES CELLULAR - IA 632   2008-04-14   
641-954 2 Ottumwa IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632   2008-11-01   
641-954 3 Ottumwa IA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 632   2010-01-28   
641-954 4 Ottumwa IA   985E BANDWIDTH.COM CLEC, LLC - IA 632   2010-10-08   
641-954 5 Ottumwa IA   985E BANDWIDTH.COM CLEC, LLC - IA 632   2010-07-03   
641-954 6 Ottumwa IA   6529 T-MOBILE USA, INC. 632   2011-12-09   
641-954 7 Ottumwa IA   221F ONVOY, LLC - IA 632   2013-09-08   
641-954 8 Ottumwa IA   751F MCC TELEPHONY OF IOWA, LLC - IA 632   2012-07-12   
641-954 9 Ottumwa IA   751F MCC TELEPHONY OF IOWA, LLC - IA 632   2010-04-15   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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