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: NWORLAMA83Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
504-334 1 New Orleans LA 551G NUSO, LLC 490   2018-07-28   
504-369 1 New Orleans LA 551G NUSO, LLC 490   2018-11-07   
504-369 2 New Orleans LA 551G NUSO, LLC 490   2018-11-07   
504-369 5 New Orleans LA 551G NUSO, LLC 490   2018-11-07   
504-369 6 New Orleans LA 551G NUSO, LLC 490   2018-11-07   
504-369 7 New Orleans LA 551G NUSO, LLC 490   2018-11-07   
504-369 9 New Orleans LA 551G NUSO, LLC 490   2018-11-07   
504-434 A New Orleans LA 551G NUSO, LLC 490      
504-434 1 New Orleans LA 551G NUSO, LLC 490   2012-12-28   
504-577 9 New Orleans LA 551G NUSO, LLC 490   2018-11-07   
504-671 1 New Orleans LA 551G NUSO, LLC 490   2018-11-07   
504-671 9 New Orleans LA 551G NUSO, LLC 490   2018-11-07   
504-867 0 New Orleans LA 551G NUSO, LLC 490   2017-11-12   
504-867 1 New Orleans LA 551G NUSO, LLC 490   2017-11-12   
504-872 8 New Orleans LA 551G NUSO, LLC 490   2018-11-07   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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