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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
228-456 A Biloxi MS BILXMSEDX5X  5463 NETWORK TELEPHONE CORPORATION - MS 484   2005-03-14   
228-456 0 Biloxi MS   5463 NETWORK TELEPHONE CORPORATION - MS 484      
228-456 3 Biloxi MS   4886 INTERMEDIA COMMUNICATIONS INC. - MS 484   2006-12-06   
228-456 9 Biloxi MS   5463 NETWORK TELEPHONE CORPORATION - MS 484      

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.