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: LFYTLACLH03

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
337-206 A Opelousas LA 8839 ADVANCED TEL., INC. - LA 488      
337-209 A New Iberia LA 8839 ADVANCED TEL., INC. - LA 488      
337-248 A Broussard LA 8839 ADVANCED TEL., INC. - LA 488      
337-325 A Carencro LA 8839 ADVANCED TEL., INC. - LA 488      
337-355 A Franklin LA 8839 ADVANCED TEL., INC. - LA 488      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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