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: 871

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
641-871 A Knoxville IA DESMIADTXZX  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 632      
641-871 0 Knoxville IA DESMIADTXZX  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 632      
641-871 2 Knoxville IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2018-04-12   
641-871 3 Knoxville IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2018-04-12   
641-871 6 Knoxville IA DESMIADTX5X  8344 TELEPORT COMMUNICATIONS AMERICA, LLC - IA 632   2020-03-08   
641-871 7 Knoxville IA DESMIAITX6X  5562 METROPCS, INC. 632   2018-07-02   
641-871 9 Knoxville IA DESMIAITGT5  444G AUREON COMMUNICATIONS, LLC 632   2014-10-22   

Last updated: Sat, 02 May 2026 12:20:53 UTC

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