Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 334 [Rate centres in NPA 334] [Dial plan for NPA 334]

NXX: 543

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
334-543 A Holtville AL MTGMALMTX9Z  5255 LEVEL 3 COMMUNICATIONS, LLC - AL 478      
334-543 0 Holtville AL   5255 LEVEL 3 COMMUNICATIONS, LLC - AL 478   2007-12-20   
334-543 1 Holtville AL   5562 METROPCS, INC. 478   2014-03-05   
334-543 2 Holtville AL   516C AT&T CORP. 478   2010-10-28   
334-543 3 Holtville AL   5562 METROPCS, INC. 478   2013-07-12   
334-543 4 Holtville AL   045L BHN IP ENABLED SERVICES, LLC 478   2007-11-15   
334-543 5 Holtville AL   5562 METROPCS, INC. 478   2013-07-12   
334-543 6 Holtville AL   5562 METROPCS, INC. 478   2014-03-05   
334-543 7 Holtville AL   5562 METROPCS, INC. 478   2014-12-10   
334-543 8 Holtville AL   5562 METROPCS, INC. 478   2014-03-05   
334-543 9 Holtville AL   5562 METROPCS, INC. 478   2014-03-05   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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