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: 640

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
843-640 A Charleston SC CHTNSC753MD  8645 SUNCOM DBA T-MOBILE USA 436      
843-640 0 Charleston SC CHTNSCDTX6Z  077F BANDWIDTH.COM CLEC, LLC - SC 436      
843-640 1 Charleston SC CHTNSC753MD  8645 SUNCOM DBA T-MOBILE USA 436      
843-640 2 Charleston SC   5562 METROPCS, INC. 436      
843-640 3 Charleston SC CHTNSCDT10Z  516C AT&T CORP. 436      
843-640 4 Charleston SC CHTNSC753MD  8645 SUNCOM DBA T-MOBILE USA 436      
843-640 5 Charleston SC CHTNSCDTX6Z  077F BANDWIDTH.COM CLEC, LLC - SC 436      
843-640 6 Charleston SC CHTNSC753MD  8645 SUNCOM DBA T-MOBILE USA 436      
843-640 7 Charleston SC CHTNSC753MD  8645 SUNCOM DBA T-MOBILE USA 436      
843-640 8 Charleston SC CHTNSC753MD  8645 SUNCOM DBA T-MOBILE USA 436      
843-640 9 Charleston SC   5562 METROPCS, INC. 436      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.