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: NSVLTNMTYZX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
256-785 A Ardmore (Limestone) AL 593K MCC TELEPHONY LLC 470      
256-943 A Ardmore (Limestone) AL 593K MCC TELEPHONY LLC 470      
256-995 A Ardmore (Limestone) AL 593K MCC TELEPHONY LLC 470      
931-240 A Fayetteville TN 593K MCC TELEPHONY LLC 470      
931-282 A Ardmore TN 593K MCC TELEPHONY LLC 470      
931-354 A Flintville TN 593K MCC TELEPHONY LLC 470      
931-365 A Huntland TN 593K MCC TELEPHONY LLC 470      
931-717 A Blanche TN 593K MCC TELEPHONY LLC 470      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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