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: MOBLALAZ20Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
251-319 A Mobile AL 807C INTRADO COMMUNICATIONS LLC 480      
251-319 0 Mobile AL 807C INTRADO COMMUNICATIONS LLC 480   2020-05-22   
251-319 1 Mobile AL 807C INTRADO COMMUNICATIONS LLC 480   2020-05-22   
251-319 8 Mobile AL 807C INTRADO COMMUNICATIONS LLC 480   2020-05-22   
251-319 9 Mobile AL 807C INTRADO COMMUNICATIONS LLC 480   2020-05-22   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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