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: 854 [Rate centres in NPA 854] [Dial plan for NPA 854]

NXX: 242

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
854-242 A Kingstree SC FLRNSCMAXCY  548E ONVOY, LLC - SC 432      
854-242 2 Kingstree SC   145J TERRA NOVA TELECOM INC. 432   2025-10-09   
854-242 3 Kingstree SC FLRNSCMAXCY  548E ONVOY, LLC - SC 432   2021-03-06   
854-242 4 Kingstree SC FLRNSCMAXCY  548E ONVOY, LLC - SC 432   2021-03-06   
854-242 5 Kingstree SC FLRNSCMAXCY  548E ONVOY, LLC - SC 432   2021-03-06   
854-242 9 Kingstree SC FLRNSCATX2X  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 432   2023-03-25   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.