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: KLLNTXXA0MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
254-238 A Copperas Cove TX 6664 SPRINT SPECTRUM L.P. 556      
254-251 A Killeen TX 6664 SPRINT SPECTRUM L.P. 556   2007-10-26   
254-338 A Killeen TX 6664 SPRINT SPECTRUM L.P. 556      
254-371 A Copperas Cove TX 6664 SPRINT SPECTRUM L.P. 556      
254-466 A Killeen TX 6664 SPRINT SPECTRUM L.P. 556      
254-768 A Killeen TX 6664 SPRINT SPECTRUM L.P. 556   2006-07-13   

Last updated: Sun, 31 May 2020 11:59:01 UTC

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