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.

Fenton, LA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
337-756 A FNTNLAXARS1  0434 BRIGHTSPEED OF LOUISIANA, LLC 488      
337-756 0 FNTNLAXARS1  0434 BRIGHTSPEED OF LOUISIANA, LLC 488      
337-756 1 FNTNLAXARS1  0434 BRIGHTSPEED OF LOUISIANA, LLC 488      
337-756 2 FNTNLAXARS1  0434 BRIGHTSPEED OF LOUISIANA, LLC 488      
337-756 4   792K CHARTER IP ENABLED SERVICES, LLC 488   2025-05-25   
337-756 6 FNTNLAXARS1  0434 BRIGHTSPEED OF LOUISIANA, LLC 488      
337-756 7 FNTNLAXARS1  0434 BRIGHTSPEED OF LOUISIANA, LLC 488      
337-756 8 LFYTLAMAX5X  3232 LEVEL 3 COMMUNICATIONS, LLC - LA 488   2014-09-21   
337-756 9 FNTNLAXARS1  0434 BRIGHTSPEED OF LOUISIANA, LLC 488      

Last updated: Sat, 02 May 2026 12:20:53 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.