Local Calling Guide

Area code/prefix search

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NPA: 864 [Rate centres in NPA 864] [Dial plan for NPA 864]

NXX: 721

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
864-721 A Lyman SC GNVLSCDT02Z  829J PAETEC ITEL, LLC 430   2025-02-19   
864-721 0 Lyman SC GNVLSCDT02Z  829J PAETEC ITEL, LLC 430      
864-721 1 Lyman SC GNVLSCDTXJX  548E ONVOY, LLC - SC 430   2023-10-28   
864-721 2 Lyman SC GNVLSCDT02Z  829J PAETEC ITEL, LLC 430   2003-06-13   
864-721 3 Lyman SC GNVLSCHPX6X  8534 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - SC 430   2009-02-15   
864-721 4 Lyman SC GNVLSCDT02Z  829J PAETEC ITEL, LLC 430   2010-02-24   
864-721 5 Lyman SC GNVLSCDT02Z  829J PAETEC ITEL, LLC 430   2010-02-24   
864-721 6 Lyman SC GNVLSCDTXJX  548E ONVOY, LLC - SC 430   2018-09-25   
864-721 7 Lyman SC GNVLSCDT53Z  5562 METROPCS, INC. 430   2015-05-12   
864-721 8 Lyman SC GNVLSCMCDS1  098H PEERLESS NETWORK OF SOUTH CAROLINA, LLC - SC 430   2015-01-10   
864-721 9 Lyman SC GNVLSCDTXJX  548E ONVOY, LLC - SC 430   2018-09-25   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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