Local Calling Guide

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NPA: 870 [Rate centres in NPA 870] [Dial plan for NPA 870]

NXX: 576

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
870-576 A Osceola AR LTRKARWTBMD  5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528      
870-576 0 Osceola AR LTRKARZOAMD  6805 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AR 528   2023-09-13   
870-576 1 Osceola AR LTRKARZO2MD  073H TELNYX LLC 528   2018-11-02   
870-576 2 Osceola AR LTRKARWTBMD  5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528   2013-07-19   
870-576 3 Osceola AR WMMPARMAAMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 528   2011-05-01   
870-576 4 Osceola AR LTRKARWTBMD  5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528   2004-11-20   
870-576 5 Osceola AR LTRKARFRXWY  516C AT&T CORP. 528   2011-10-24   
870-576 6 Osceola AR LTRKARFRXPY  802C TELEPORT COMMUNICATIONS AMERICA, LLC - AR 528   2012-08-09   
870-576 7 Osceola AR RLVLARFI2MD  508J CENTURYLINK COMMUNICATIONS, LLC 528   2015-01-20   
870-576 8 Osceola AR JNBOARMAX1X  624H ONVOY SPECTRUM, LLC 528   2025-01-07   
870-576 9 Osceola AR LTRKARFRXKY  196F BANDWIDTH.COM CLEC, LLC - AR 528   2008-12-21   

Last updated: Fri, 10 Jul 2026 02:55:48 UTC

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