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: 843 [Rate centres in NPA 843] [Dial plan for NPA 843]

NXX: 948

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
843-948 A Latta SC FLRNSCMAXHY  506J TWILIO INTERNATIONAL, INC. 432      
843-948 0 Latta SC   077F BANDWIDTH.COM CLEC, LLC - SC 432   2019-05-26   
843-948 1 Latta SC   548E ONVOY, LLC - SC 432   2019-06-24   
843-948 2 Latta SC   548E ONVOY, LLC - SC 432   2023-08-26   
843-948 4 Latta SC   506J TWILIO INTERNATIONAL, INC. 432   2022-09-11   
843-948 5 Latta SC   548E ONVOY, LLC - SC 432   2022-12-19   
843-948 6 Latta SC   548E ONVOY, LLC - SC 432   2018-10-30   
843-948 7 Latta SC   548E ONVOY, LLC - SC 432   2018-10-30   
843-948 8 Latta SC   548E ONVOY, LLC - SC 432   2018-10-30   
843-948 9 Latta SC   939H COMMIO, LLC 432   2022-11-27   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.