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: SMPTLAXADS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
318-941 A Simmesport LA 0434 BRIGHTSPEED OF LOUISIANA, LLC 486      
318-941 0 Simmesport LA 0434 BRIGHTSPEED OF LOUISIANA, LLC 486      
318-941 1 Simmesport LA 0434 BRIGHTSPEED OF LOUISIANA, LLC 486      
318-941 2 Simmesport LA 0434 BRIGHTSPEED OF LOUISIANA, LLC 486      
318-941 3 Simmesport LA 0434 BRIGHTSPEED OF LOUISIANA, LLC 486      
318-941 5 Simmesport LA 0434 BRIGHTSPEED OF LOUISIANA, LLC 486      
318-941 6 Simmesport LA 0434 BRIGHTSPEED OF LOUISIANA, LLC 486      
318-941 9 Simmesport LA 0434 BRIGHTSPEED OF LOUISIANA, LLC 486      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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