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: 504 [Rate centres in NPA 504] [Dial plan for NPA 504]

<< 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 41 42

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
504-957 3 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-957 4 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-957 5 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-957 6 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-957 7 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-957 8 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-957 9 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-962 A New Orleans LA NWORLAMA61Z  153F BANDWIDTH.COM CLEC, LLC - LA 490      
504-962 0 New Orleans LA NWORLAMLDS0  181D HUNT TELECOMMUNICATIONS, LLC - LA 490      
504-962 1 New Orleans LA NWORLAMLDS0  181D HUNT TELECOMMUNICATIONS, LLC - LA 490      
504-962 2 New Orleans LA NWORLAMLDS0  181D HUNT TELECOMMUNICATIONS, LLC - LA 490      
504-962 3 New Orleans LA NWORLAMA61Z  153F BANDWIDTH.COM CLEC, LLC - LA 490      
504-962 4 New Orleans LA NWORLAMA55Z  653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 490      
504-962 5 New Orleans LA NWORLAMLDS0  181D HUNT TELECOMMUNICATIONS, LLC - LA 490      
504-962 6 New Orleans LA NWORLAMAYIX  318J COMCAST IP PHONE, LLC 490   2017-03-07   
504-962 7 New Orleans LA NWORLAMAYIX  318J COMCAST IP PHONE, LLC 490      
504-962 8 New Orleans LA NWORLAMA92Z  156J RCLEC, INC. 490   2017-03-07   
504-962 9 New Orleans LA NWORLAMAYIX  318J COMCAST IP PHONE, LLC 490   2017-03-07   
504-975 A New Orleans LA NWORLAMA99Z  150C VOICESTREAM GSM I, LLC 490      
504-977 A Venice LA NWORLASD6MD  965H FRACTEL, LLC 490      
504-977 0 Venice LA NWORLASD1MD  073H TELNYX LLC 490   2020-01-28   
504-977 1 Venice LA NWORLAMA46Z  749E ONVOY, LLC - LA 490   2020-12-19   
504-977 2 Venice LA NWORLAMA46Z  749E ONVOY, LLC - LA 490   2020-06-27   
504-977 3 Venice LA NWORLAMA46Z  749E ONVOY, LLC - LA 490   2020-06-27   
504-977 4 Venice LA NWORLAMA46Z  749E ONVOY, LLC - LA 490   2021-02-19   
504-977 5 Venice LA NWORLAMA46Z  749E ONVOY, LLC - LA 490   2021-02-19   
504-977 6 Venice LA NWORLAMA46Z  749E ONVOY, LLC - LA 490   2021-02-19   
504-977 7 Venice LA   965H FRACTEL, LLC 490   2019-07-16   
504-977 8 Venice LA NWORLAMA46Z  749E ONVOY, LLC - LA 490   2020-12-19   
504-977 9 Venice LA NWORLAMA61Z  153F BANDWIDTH.COM CLEC, LLC - LA 490   2020-09-04   
504-982 A New Orleans LA MNVLLA20G07  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 490      
504-988 A New Orleans LA NWORLAMADS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-994 A Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-994 0 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-994 1 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-994 2 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-994 3 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-994 4 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-994 5 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-994 6 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-994 7 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-994 8 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-994 9 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      

<< 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 41 42

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.