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: MOBLAL111MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
251-243 A Mobile AL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 480      
251-243 9 Mobile AL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 480   2003-10-15   
251-697 A Flomaton AL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 480      
251-697 9 Flomaton AL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 480      
251-725 5 Mobile AL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 480   2009-03-30   
850-724 3 Century FL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 480   2005-05-02   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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