Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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OCN: 1669 TRIOTEL COMMUNICATIONS, INC.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
605-239 A Alexandria SD SALMSDXADS3  640      
605-246 A Spencer SD SALMSDXADS3  640      
605-247 A Center SD SALMSDXADS3  640      
605-425 A Salem SD SALMSDXADS3  640      
605-449 A Emery SD SALMSDXADS3  640      
605-485 A Winfred SD SALMSDXADS3  640      
605-523 A Canova SD SALMSDXADS3  640      
605-825 A Clayton SD SALMSDXADS3  640      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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