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: 631

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
334-631 A Shawmut AL   792K CHARTER IP ENABLED SERVICES, LLC 438      
334-631 1 Shawmut AL   792K CHARTER IP ENABLED SERVICES, LLC 438   2013-05-06   
334-631 4 Shawmut AL   5255 LEVEL 3 COMMUNICATIONS, LLC - AL 438   2026-02-02   
334-631 6 Shawmut AL   8271 TELEPORT COMMUNICATIONS AMERICA, LLC - AL 438   2020-03-11   
334-631 7 Shawmut AL   476F CORETEL ALABAMA, INC. - AL 438   2019-05-20   
334-631 8 Shawmut AL   476F CORETEL ALABAMA, INC. - AL 438   2019-05-20   
334-631 9 Shawmut AL   476F CORETEL ALABAMA, INC. - AL 438   2019-05-20   

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

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