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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: BRHMALMT32Z

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
938-999 A Attalla AL 604E ONVOY, LLC - AL 476      
938-999 0 Attalla AL 604E ONVOY, LLC - AL 476   2019-03-11   
938-999 1 Attalla AL 604E ONVOY, LLC - AL 476   2019-03-11   
938-999 9 Attalla AL 604E ONVOY, LLC - AL 476   2017-11-03   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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