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: HNVIALUNX8Y

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
256-693 1 Hazel Green AL 593K MCC TELEPHONY LLC 477   2010-06-18   
256-693 4 Hazel Green AL 593K MCC TELEPHONY LLC 477   2006-04-28   
256-756 9 Gurley AL 593K MCC TELEPHONY LLC 477   2010-06-18   
256-813 3 Hazel Green AL 593K MCC TELEPHONY LLC 477   2012-11-23   
256-867 9 Athens AL 593K MCC TELEPHONY LLC 477   2010-06-18   
256-885 6 Huntsville AL 593K MCC TELEPHONY LLC 477   2016-09-08   
256-929 A Huntsville AL 593K MCC TELEPHONY LLC 477      
256-929 1 Huntsville AL 593K MCC TELEPHONY LLC 477   2010-06-18   
256-929 4 Huntsville AL 593K MCC TELEPHONY LLC 477   2012-03-12   
256-985 A New Market AL 593K MCC TELEPHONY LLC 477      
256-985 1 New Market AL 593K MCC TELEPHONY LLC 477   2010-07-10   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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