Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Jefferson, IA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
515-370 A CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632      
515-370 0   6266 UNITED STATES CELLULAR - IA 632      
515-370 1   6266 UNITED STATES CELLULAR - IA 632      
515-370 2   6266 UNITED STATES CELLULAR - IA 632      
515-370 3   6266 UNITED STATES CELLULAR - IA 632      
515-370 4   6266 UNITED STATES CELLULAR - IA 632      
515-370 5   6266 UNITED STATES CELLULAR - IA 632      
515-370 6   6266 UNITED STATES CELLULAR - IA 632   2014-06-08   
515-370 8   145J TERRA NOVA TELECOM INC. 632   2025-05-27   
515-370 9   5562 METROPCS, INC. 632   2022-11-01   
515-386 A JFSNIAXCDS1  1212 JEFFERSON TEL. CO. 632      
515-391 A DESMIADTXZX  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 632      
515-391 0   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 632      
515-391 1   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 632      
515-391 2   5562 METROPCS, INC. 632   2022-03-26   
515-391 3   5562 METROPCS, INC. 632   2018-07-09   
515-391 4   5562 METROPCS, INC. 632   2022-04-02   
515-391 5   544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 632   2018-05-14   
515-391 6   9877 LEVEL 3 COMMUNICATIONS, LLC - IA 632   2023-01-18   
515-391 7   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 632      
515-391 8   5562 METROPCS, INC. 632   2022-09-20   
515-391 9   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 632      
515-796 A DESMIA72GMD  6529 T-MOBILE USA, INC. 632   2024-09-01   
515-796 9   6529 T-MOBILE USA, INC. 632   2024-09-01   

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

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