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: 436

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
334-436 A Roanoke AL MTGMAL13CM2  6744 SOUTHERN COMMUNICATIONS SERVICES, INC. 478      
334-436 0 Roanoke AL MTGMAL13CM2  6744 SOUTHERN COMMUNICATIONS SERVICES, INC. 478      
334-436 1 Roanoke AL MTGMAL13CM2  6744 SOUTHERN COMMUNICATIONS SERVICES, INC. 478   2006-02-18   
334-436 8 Roanoke AL   792K CHARTER IP ENABLED SERVICES, LLC 478   2020-04-28   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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