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: 587

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
501-587 A Little Rock AR   128L E. RITTER COMMUNICATIONS, LLC 528   2026-02-05   
501-587 0 Little Rock AR   490J BOOST SUBSCRIBERCO L.L.C. 528   2026-04-10   
501-587 1 Little Rock AR   128L E. RITTER COMMUNICATIONS, LLC 528   2026-02-05   
501-587 8 Little Rock AR   114J EXIANT COMMUNICATIONS LLC 528   2026-02-08   

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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