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.

NPA: 337 [Rate centres in NPA 337] [Dial plan for NPA 337]

NXX: 571

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
337-571 A Lafayette LA LFYTLAMAX3Y  653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 488      
337-571 0 Lafayette LA   653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 488      
337-571 1 Lafayette LA   653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 488      
337-571 2 Lafayette LA   653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 488      
337-571 3 Lafayette LA   653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 488      
337-571 4 Lafayette LA   653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 488      
337-571 5 Lafayette LA   653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 488      
337-571 6 Lafayette LA   653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 488      
337-571 7 Lafayette LA   653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 488      
337-571 8 Lafayette LA   653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 488      
337-571 9 Lafayette LA   653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 488      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.