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: HNVIAL030MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
256-286 A Hartselle AL 6664 SPRINT SPECTRUM L.P. 477      
256-289 A Madison AL 6664 SPRINT SPECTRUM L.P. 477      
256-320 A Sheffield AL 6664 SPRINT SPECTRUM L.P. 477      
256-323 A Huntsville AL 6664 SPRINT SPECTRUM L.P. 477      
256-374 A Athens AL 6664 SPRINT SPECTRUM L.P. 477      
256-457 A Huntsville AL 6664 SPRINT SPECTRUM L.P. 477      
256-501 A Athens AL 6664 SPRINT SPECTRUM L.P. 477      
256-554 A Florence AL 6664 SPRINT SPECTRUM L.P. 477      
256-556 A Decatur AL 6664 SPRINT SPECTRUM L.P. 477      
256-590 A Cullman AL 6664 SPRINT SPECTRUM L.P. 477      
256-595 A Cullman AL 6664 SPRINT SPECTRUM L.P. 477      
256-642 A Decatur AL 6664 SPRINT SPECTRUM L.P. 477      
256-648 A Florence AL 6664 SPRINT SPECTRUM L.P. 477      

Last updated: Wed, 10 Apr 2019 01:22:05 UTC

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