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.

OCN: 150C VOICESTREAM GSM I, LLC

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
504-758 7 New Orleans LA NWORLAMA99Z  490   2011-03-24   
504-758 8 New Orleans LA NWORLAMA99Z  490   2011-03-24   
504-758 9 New Orleans LA NWORLAMA99Z  490   2011-03-24   
504-762 0 New Orleans LA NWORLAMA99Z  490   2011-02-10   
504-762 1 New Orleans LA NWORLAMA99Z  490   2011-02-10   
504-762 9 New Orleans LA NWORLAMA99Z  490   2011-02-10   
504-777 0 New Orleans LA NWORLAMA99Z  490   2013-07-25   
504-777 1 New Orleans LA NWORLAMA99Z  490   2013-07-25   
504-777 4 New Orleans LA NWORLAMA99Z  490   2013-07-25   
504-777 5 New Orleans LA NWORLAMA99Z  490   2013-07-25   
504-777 6 New Orleans LA NWORLAMA99Z  490   2013-07-25   
504-777 8 New Orleans LA NWORLAMA99Z  490   2013-07-25   
504-777 9 New Orleans LA NWORLAMA99Z  490   2013-07-25   
504-782 A Kenner LA NWORLAMTX6Y  490      
504-782 0 Kenner LA NWORLAMTX6Y  490      
504-782 1 Kenner LA NWORLAMTX6Y  490      
504-782 2 Kenner LA NWORLAMTX6Y  490      
504-782 3 Kenner LA NWORLAMTX6Y  490      
504-782 4 Kenner LA NWORLAMTX6Y  490      
504-782 5 Kenner LA NWORLAMTX6Y  490      
504-782 6 Kenner LA NWORLAMTX6Y  490      
504-782 7 Kenner LA NWORLAMTX6Y  490      
504-782 8 Kenner LA NWORLAMTX6Y  490      
504-782 9 Kenner LA NWORLAMTX6Y  490      
504-784 A New Orleans LA NWORLAMA99Z  490      
504-784 3 New Orleans LA NWORLAMA99Z  490   2017-03-22   
504-799 5 New Orleans LA NWORLAMA99Z  490   2005-09-08   
504-799 7 New Orleans LA NWORLAMA99Z  490   2005-09-08   
504-799 8 New Orleans LA NWORLAMA99Z  490   2005-09-08   
504-800 A Kenner LA NWORLAMTX6Y  490      
504-800 5 Kenner LA NWORLAMTX6Y  490   2011-04-26   
504-800 7 Kenner LA NWORLAMTX6Y  490   2011-04-26   
504-813 A Kenner LA NWORLAMTX6Y  490      
504-813 0 Kenner LA NWORLAMTX6Y  490      
504-813 1 Kenner LA NWORLAMTX6Y  490      
504-813 2 Kenner LA NWORLAMTX6Y  490      
504-813 3 Kenner LA NWORLAMTX6Y  490      
504-813 4 Kenner LA NWORLAMTX6Y  490      
504-813 5 Kenner LA NWORLAMTX6Y  490      
504-813 6 Kenner LA NWORLAMTX6Y  490      
504-813 7 Kenner LA NWORLAMTX6Y  490      
504-813 8 Kenner LA NWORLAMTX6Y  490      
504-813 9 Kenner LA NWORLAMTX6Y  490      
504-816 0 New Orleans LA NWORLAMA99Z  490   2016-04-14   
504-816 1 New Orleans LA NWORLAMA99Z  490   2016-04-14   
504-816 2 New Orleans LA NWORLAMA99Z  490   2016-04-14   
504-816 7 New Orleans LA NWORLAMA99Z  490   2016-04-14   
504-816 9 New Orleans LA NWORLAMA99Z  490   2021-06-20   
504-826 0 New Orleans LA NWORLAMA99Z  490   2014-03-31   
504-826 4 New Orleans LA NWORLAMA99Z  490   2014-03-31   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 >>

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.