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: FYVLARIAKMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
479-265 A Eureka Springs AR 516C AT&T CORP. 526      
479-323 A Gravette AR 516C AT&T CORP. 526      
479-365 A Springdale AR 516C AT&T CORP. 526      
479-763 A Fort Smith AR 516C AT&T CORP. 526      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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