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: LFYTLAMAXEZ

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
337-253 A New Iberia LA 318J COMCAST IP PHONE, LLC 488      
337-283 A Abbeville LA 318J COMCAST IP PHONE, LLC 488      
337-285 A Kaplan LA 318J COMCAST IP PHONE, LLC 488      
337-361 A Erath LA 318J COMCAST IP PHONE, LLC 488      
337-398 A Crowley LA 318J COMCAST IP PHONE, LLC 488      
337-412 A Lafayette LA 318J COMCAST IP PHONE, LLC 488      
337-434 A Henderson LA 318J COMCAST IP PHONE, LLC 488      
337-442 A Breaux Bridge LA 318J COMCAST IP PHONE, LLC 488      
337-444 A Parks LA 318J COMCAST IP PHONE, LLC 488      
337-445 A Broussard LA 318J COMCAST IP PHONE, LLC 488      
337-449 A Arnaudville LA 318J COMCAST IP PHONE, LLC 488      
337-451 A Youngsville LA 318J COMCAST IP PHONE, LLC 488      
337-454 A Cecelia LA 318J COMCAST IP PHONE, LLC 488      
337-456 A Lafayette LA 318J COMCAST IP PHONE, LLC 488      
337-490 A Delcambre LA 318J COMCAST IP PHONE, LLC 488      
337-504 A Lafayette LA 318J COMCAST IP PHONE, LLC 488      
337-524 A Lafayette LA 318J COMCAST IP PHONE, LLC 488      
337-565 A Carencro LA 318J COMCAST IP PHONE, LLC 488      
337-907 A Franklin LA 318J COMCAST IP PHONE, LLC 488      
337-918 A Erath LA 318J COMCAST IP PHONE, LLC 488      
337-935 A Duson LA 318J COMCAST IP PHONE, LLC 488      
337-944 A Loreauville LA 318J COMCAST IP PHONE, LLC 488      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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