Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: DESMIAITX6X

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
641-854 9 Marshalltown IA 6529 T-MOBILE USA, INC. 632   2018-04-02   
641-858 0 Eldora IA 6529 T-MOBILE USA, INC. 632   2007-04-14   
641-858 8 Eldora IA 6529 T-MOBILE USA, INC. 632   2011-05-19   
641-860 8 Britt IA 6529 T-MOBILE USA, INC. 632   2018-04-02   
641-860 9 Britt IA 6529 T-MOBILE USA, INC. 632   2018-04-02   
641-861 A Pella IA 6529 T-MOBILE USA, INC. 632      
641-863 8 Britt IA 6529 T-MOBILE USA, INC. 632   2011-05-19   
641-869 8 Wellsburg IA 5562 METROPCS, INC. 632   2018-08-03   
641-871 2 Knoxville IA 6529 T-MOBILE USA, INC. 632   2018-04-12   
641-871 3 Knoxville IA 6529 T-MOBILE USA, INC. 632   2018-04-12   
641-871 5 Knoxville IA 6529 T-MOBILE USA, INC. 632   2022-06-27   
641-871 7 Knoxville IA 5562 METROPCS, INC. 632   2018-07-02   
641-892 2 Sheffield IA 5562 METROPCS, INC. 632   2018-07-12   
641-903 A Mason City IA 6529 T-MOBILE USA, INC. 632      
641-903 6 Mason City IA 6529 T-MOBILE USA, INC. 632   2008-04-28   
641-903 8 Mason City IA 6529 T-MOBILE USA, INC. 632   2007-04-15   
641-903 9 Mason City IA 6529 T-MOBILE USA, INC. 632   2007-04-15   
641-909 A Lake Mills IA 6529 T-MOBILE USA, INC. 632      
641-909 0 Lake Mills IA 6529 T-MOBILE USA, INC. 632   2018-04-02   
641-909 1 Lake Mills IA 6529 T-MOBILE USA, INC. 632   2018-04-02   
641-909 2 Lake Mills IA 5562 METROPCS, INC. 632   2018-10-17   
641-909 4 Lake Mills IA 6529 T-MOBILE USA, INC. 632   2008-05-11   
641-923 1 Garner IA 6529 T-MOBILE USA, INC. 632   2007-01-21   
641-924 8 Garner IA 6529 T-MOBILE USA, INC. 632   2018-04-12   
641-924 9 Garner IA 6529 T-MOBILE USA, INC. 632   2018-04-12   
641-925 5 Garner IA 5562 METROPCS, INC. 632   2018-07-09   
641-954 6 Ottumwa IA 6529 T-MOBILE USA, INC. 632   2011-12-09   
641-980 3 Ottumwa IA 5562 METROPCS, INC. 632   2018-07-10   
641-980 5 Ottumwa IA 6529 T-MOBILE USA, INC. 632   2009-06-22   
641-980 6 Ottumwa IA 6529 T-MOBILE USA, INC. 632   2009-06-22   
641-980 7 Ottumwa IA 6529 T-MOBILE USA, INC. 632   2008-07-15   
641-980 9 Ottumwa IA 6529 T-MOBILE USA, INC. 632   2007-03-18   

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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