Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 256 [Rate centres in NPA 256] [Dial plan for NPA 256]

NXX: 970

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
256-970 A Huntsville AL HNVIALUNXTZ  829J PAETEC ITEL, LLC 477      
256-970 0 Huntsville AL HNVIALUNX7Z  318J COMCAST IP PHONE, LLC 477   2016-05-31   
256-970 1 Huntsville AL HNVIALUNXTZ  829J PAETEC ITEL, LLC 477   2010-04-11   
256-970 2 Huntsville AL HNVIALUNXTZ  829J PAETEC ITEL, LLC 477   2012-05-17   
256-970 3 Huntsville AL HNVIALUNXTZ  829J PAETEC ITEL, LLC 477   2013-11-21   
256-970 4 Huntsville AL HNVIAL967MD  516C AT&T CORP. 477   2014-07-01   
256-970 5 Huntsville AL HNVIALODAMD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 477   2011-01-24   
256-970 6 Huntsville AL HNVIALUNXHX  8271 TELEPORT COMMUNICATIONS AMERICA, LLC - AL 477   2014-03-14   
256-970 7 Huntsville AL HNVIALUNX7Z  318J COMCAST IP PHONE, LLC 477   2016-05-31   
256-970 8 Huntsville AL HNVIALODAMD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 477   2011-03-29   
256-970 9 Huntsville AL HNVIALODAMD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 477   2010-11-10   

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

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