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: 228 [Rate centres in NPA 228] [Dial plan for NPA 228]

NXX: 223

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
228-223 A Gulfport MS GLPTMSATX4X  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-223 0 Gulfport MS GLPTMSATX4X  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-223 1 Gulfport MS BILXMSEDXNX  6581 CELLULAR SOUTH, INC. 484      
228-223 2 Gulfport MS GLPTMSATX4X  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-223 3 Gulfport MS GLPTMSATX4X  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-223 4 Gulfport MS GLPTMSATX4X  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-223 5 Gulfport MS GLPTMSATX4X  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-223 6 Gulfport MS GLPTMSATX4X  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-223 7 Gulfport MS GLPTMSATX4X  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-223 8 Gulfport MS GLPTMSATX4X  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-223 9 Gulfport MS GLPTMSATX4X  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.