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: LFYTLAMAX5X

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
337-935 0 Duson LA 3232 LEVEL 3 COMMUNICATIONS, LLC - LA 488   2004-11-15   
337-935 3 Duson LA 3232 LEVEL 3 COMMUNICATIONS, LLC - LA 488   2011-07-01   
337-944 0 Loreauville LA 3232 LEVEL 3 COMMUNICATIONS, LLC - LA 488   2004-11-15   
337-977 8 Oberlin LA 3232 LEVEL 3 COMMUNICATIONS, LLC - LA 488   2015-03-11   
337-990 8 Lake Charles LA 3232 LEVEL 3 COMMUNICATIONS, LLC - LA 488   2004-11-26   
337-998 8 Kinder LA 3232 LEVEL 3 COMMUNICATIONS, LLC - LA 488   2015-03-11   
337-999 2 Broussard LA 3232 LEVEL 3 COMMUNICATIONS, LLC - LA 488   2022-04-16   

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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