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: 579

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
256-579 A Fruithurst AL TLLPGAES57F  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 438      
256-579 0 Fruithurst AL ATLNGAQSDS8  604E ONVOY, LLC - AL 438   2016-03-21   
256-579 1 Fruithurst AL ATLNGAQSDS8  604E ONVOY, LLC - AL 438   2016-03-21   
256-579 2 Fruithurst AL TLLPGAES57F  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 438      
256-579 3 Fruithurst AL ATLNGATLFMD  516C AT&T CORP. 438   2011-02-03   
256-579 4 Fruithurst AL ATLNGAEPXJY  476F CORETEL ALABAMA, INC. - AL 438   2019-05-20   
256-579 5 Fruithurst AL ATLNGAMQX4X  145J TERRA NOVA TELECOM INC. 438   2021-01-05   
256-579 6 Fruithurst AL ATLNGAQSDS8  604E ONVOY, LLC - AL 438   2018-07-05   
256-579 7 Fruithurst AL ATLNGAEPXJY  476F CORETEL ALABAMA, INC. - AL 438   2019-05-20   
256-579 8 Fruithurst AL ATLNGABU05Z  624H ONVOY SPECTRUM, LLC 438   2020-11-02   
256-579 9 Fruithurst AL ATLNGAEPXJY  476F CORETEL ALABAMA, INC. - AL 438   2019-05-20   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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