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: NWORLAMA90Z

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
985-331 5 Luling LA 516C AT&T CORP. 490   2010-06-09   
985-354 6 Morgan City LA 516C AT&T CORP. 490   2009-07-27   
985-370 2 Ponchatoula LA 516C AT&T CORP. 490   2009-11-06   
985-441 5 Chackbay LA 516C AT&T CORP. 490   2009-11-06   
985-464 5 Gibson LA 516C AT&T CORP. 490   2011-05-11   
985-492 2 Thibodaux LA 516C AT&T CORP. 490   2009-07-23   
985-513 7 Napoleonville LA 516C AT&T CORP. 490   2011-10-05   
985-520 5 Hammond LA 516C AT&T CORP. 490   2009-11-06   
985-551 A Hammond LA 516C AT&T CORP. 490      
985-551 5 Hammond LA 516C AT&T CORP. 490   2016-09-14   
985-606 5 Independence LA 516C AT&T CORP. 490   2009-11-06   
985-614 5 Kentwood LA 516C AT&T CORP. 490   2011-08-02   
985-618 3 Laplace LA 516C AT&T CORP. 490   2009-11-06   
985-629 4 Mandeville LA 516C AT&T CORP. 490   2009-07-23   
985-664 5 Raceland LA 516C AT&T CORP. 490   2009-11-06   
985-707 1 Slidell LA 516C AT&T CORP. 490   2014-02-05   
985-720 4 Montegut LA 516C AT&T CORP. 490   2010-06-09   
985-725 3 Norco LA 516C AT&T CORP. 490   2010-06-09   
985-746 5 Houma LA 516C AT&T CORP. 490   2011-09-13   
985-886 7 Bush LA 516C AT&T CORP. 490   2011-05-22   
985-992 3 Patterson LA 516C AT&T CORP. 490   2010-06-17   

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Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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