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]

NXX: 281

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
504-281 A New Orleans LA NWORLACMRS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-281 0 New Orleans LA NWORLAMA37Z  150C VOICESTREAM GSM I, LLC 490   2011-06-15   
504-281 1 New Orleans LA NWORLACMRS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-281 2 New Orleans LA NWORLACMRS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-281 3 New Orleans LA NWORLAMA86Z  5562 METROPCS, INC. 490   2005-03-28   
504-281 4 New Orleans LA NWORLAMAYIX  318J COMCAST IP PHONE, LLC 490   2004-06-14   
504-281 5 New Orleans LA NWORLAMA86Z  5562 METROPCS, INC. 490   2005-03-28   
504-281 6 New Orleans LA NWORLACMRS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-281 7 New Orleans LA NWORLAMA86Z  5562 METROPCS, INC. 490   2005-03-28   
504-281 8 New Orleans LA NWORLAMA86Z  5562 METROPCS, INC. 490   2005-03-28   
504-281 9 New Orleans LA NWORLAMA86Z  5562 METROPCS, INC. 490   2011-06-15   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.