Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 501 [Rate centres in NPA 501] [Dial plan for NPA 501]

NXX: 346

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
501-346 A Little Rock AR NLRKAR446MD  6529 T-MOBILE USA, INC. 528      
501-346 0 Little Rock AR LTRKARGGUMD  939H COMMIO, LLC 528   2024-02-24   
501-346 1 Little Rock AR LTRKARGGUMD  939H COMMIO, LLC 528   2024-02-24   
501-346 2 Little Rock AR LTRKARGGUMD  939H COMMIO, LLC 528   2024-02-24   
501-346 8 Little Rock AR NLRKAR446MD  6529 T-MOBILE USA, INC. 528      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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