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: GLPTMSATX7X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
228-200 A Hurley MS 516C AT&T CORP. 484      
228-200 7 Hurley MS 516C AT&T CORP. 484   2011-09-19   
228-254 5 Pass Christian MS 516C AT&T CORP. 484   2010-08-10   
228-280 8 Biloxi MS 516C AT&T CORP. 484   2014-12-15   
228-283 A Vancleave MS 516C AT&T CORP. 484      
228-283 5 Vancleave MS 516C AT&T CORP. 484   2010-08-10   
228-314 3 Gulfport MS 516C AT&T CORP. 484   2015-06-01   
228-325 7 Biloxi MS 516C AT&T CORP. 484   2016-08-09   
228-327 9 Ocean Springs MS 516C AT&T CORP. 484   2015-12-19   
228-334 5 Ocean Springs MS 516C AT&T CORP. 484   2010-08-10   
228-344 3 Bay St Louis MS 516C AT&T CORP. 484   2010-08-12   
228-346 2 Gulfport MS 516C AT&T CORP. 484   2016-09-16   
228-357 5 Gulfport MS 516C AT&T CORP. 484   2014-04-16   
228-460 5 Moss Point MS 516C AT&T CORP. 484   2010-08-10   
228-471 5 Pascagoula MS 516C AT&T CORP. 484   2010-08-10   
228-707 5 Pearlington MS 516C AT&T CORP. 484   2010-08-10   
228-712 8 Pascagoula MS 516C AT&T CORP. 484   2016-07-12   
228-731 3 Gulfport MS 516C AT&T CORP. 484   2010-08-10   
228-967 A Biloxi MS 516C AT&T CORP. 484      
228-967 7 Biloxi MS 516C AT&T CORP. 484   2010-02-21   

Last updated: Fri, 10 Sep 2021 12:38:21 UTC

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