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: SHPTLAYODS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
318-212 A Shreveport LA 2896 CENTURYLINK COMMUNICATIONS LLC - LA 486      
318-213 A Shreveport LA 2896 CENTURYLINK COMMUNICATIONS LLC - LA 486      
318-629 A Shreveport LA 2896 CENTURYLINK COMMUNICATIONS LLC - LA 486      
318-698 A Shreveport LA 2896 CENTURYLINK COMMUNICATIONS LLC - LA 486      
318-701 A Shreveport LA 2896 CENTURYLINK COMMUNICATIONS LLC - LA 486      
318-841 A Shreveport LA 2896 CENTURYLINK COMMUNICATIONS LLC - LA 486      
318-947 A Mansfield LA 2896 CENTURYLINK COMMUNICATIONS LLC - LA 486      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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