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 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
504-900 7 New Orleans LA RSRVLAXBDS0  3610 RESERVE LONG DIST CO DBA RESERVE TELECOMM - LA 490   2015-07-11   
504-900 8 New Orleans LA NWORLAMA46Z  749E ONVOY, LLC - LA 490   2015-04-27   
504-900 9 New Orleans LA NWORLAMA46Z  749E ONVOY, LLC - LA 490   2015-04-27   
504-901 A New Orleans LA NWORLAMAY2X  624H ONVOY SPECTRUM, LLC 490      
504-901 0 New Orleans LA NWORLAMA99Z  150C VOICESTREAM GSM I, LLC 490   2021-06-20   
504-901 1 New Orleans LA NWORLAMA99Z  150C VOICESTREAM GSM I, LLC 490   2021-06-20   
504-901 2 New Orleans LA NWORLAMA99Z  150C VOICESTREAM GSM I, LLC 490   2021-06-20   
504-901 3 New Orleans LA NWORLAMA99Z  150C VOICESTREAM GSM I, LLC 490   2021-06-20   
504-901 4 New Orleans LA NWORLAMA99Z  150C VOICESTREAM GSM I, LLC 490   2021-06-20   
504-901 5 New Orleans LA NWORLAMA46Z  749E ONVOY, LLC - LA 490   2021-08-19   
504-901 6 New Orleans LA NWORLAMA46Z  749E ONVOY, LLC - LA 490   2021-08-19   
504-901 7 New Orleans LA NWORLAMAY2X  624H ONVOY SPECTRUM, LLC 490   2021-09-26   
504-901 8 New Orleans LA NWORLAMAY2X  624H ONVOY SPECTRUM, LLC 490   2021-09-26   
504-901 9 New Orleans LA NWORLAMAY2X  624H ONVOY SPECTRUM, LLC 490   2021-06-14   
504-903 A New Orleans LA NWORLAMADS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-904 A Kenner LA NWORLAMAYUX  829J PAETEC ITEL, LLC 490   2024-12-11   
504-904 0 Kenner LA NWORLAMAYUX  829J PAETEC ITEL, LLC 490      
504-904 1 Kenner LA NWORLAMAYUX  829J PAETEC ITEL, LLC 490      
504-904 2 Kenner LA NWORLAMAYUX  829J PAETEC ITEL, LLC 490      
504-904 3 Kenner LA NWORLAMAYUX  829J PAETEC ITEL, LLC 490      
504-904 4 Kenner LA NWORLAMAYUX  829J PAETEC ITEL, LLC 490      
504-904 5 Kenner LA NWORLAMAYUX  829J PAETEC ITEL, LLC 490      
504-904 6 Kenner LA NWORLAMAYUX  829J PAETEC ITEL, LLC 490      
504-904 7 Kenner LA NWORLAMAYUX  829J PAETEC ITEL, LLC 490      
504-904 8 Kenner LA MTRELANJ2MD  3232 LEVEL 3 COMMUNICATIONS, LLC - LA 490   2006-04-24   
504-904 9 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490   2008-02-27   
504-905 A Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-905 0 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-905 1 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-905 2 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-905 3 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-905 4 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-905 5 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-905 6 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-905 7 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-905 8 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-905 9 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-906 A Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-906 0 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-906 1 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-906 2 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-906 3 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-906 4 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-906 5 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-906 6 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-906 7 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-906 8 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-906 9 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-908 A New Orleans LA MNVLLA20G07  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 490      
504-909 A New Orleans LA MNVLLA20G07  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 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 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 >>

Last updated: Tue, 29 Sep 2026 03:00:13 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.