Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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

NXX: 485

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
864-485 A Lyman SC GNVLSCDT02Z  829J PAETEC ITEL, LLC 430   2025-02-19   
864-485 0 Lyman SC   829J PAETEC ITEL, LLC 430      
864-485 1 Lyman SC   829J PAETEC ITEL, LLC 430   2005-02-26   
864-485 2 Lyman SC   792K CHARTER IP ENABLED SERVICES, LLC 430   2016-07-01   
864-485 3 Lyman SC   516C AT&T CORP. 430   2009-04-05   
864-485 4 Lyman SC   829J PAETEC ITEL, LLC 430   2016-02-11   
864-485 5 Lyman SC   077F BANDWIDTH.COM CLEC, LLC - SC 430   2014-12-12   
864-485 6 Lyman SC   077F BANDWIDTH.COM CLEC, LLC - SC 430   2015-02-20   
864-485 7 Lyman SC   508J CENTURYLINK COMMUNICATIONS, LLC 430   2014-10-01   
864-485 8 Lyman SC   077F BANDWIDTH.COM CLEC, LLC - SC 430   2014-12-12   
864-485 9 Lyman SC   077F BANDWIDTH.COM CLEC, LLC - SC 430   2008-12-01   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.