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.

OCN: 0551 WILLISTON TEL. CO.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
803-247 A North SC NRTHSCXBPS0  434      
803-247 0 North SC NRTHSCXBPS0  434      
803-247 2 North SC NRTHSCXBPS0  434      
803-247 3 North SC NRTHSCXBPS0  434      
803-247 4 North SC NRTHSCXBPS0  434      
803-247 5 North SC NRTHSCXBPS0  434      
803-247 6 North SC NRTHSCXBPS0  434      
803-266 A Williston SC WLSTSCXAPS0  434      
803-266 2 Williston SC WLSTSCXAPS0  434      
803-266 3 Williston SC WLSTSCXAPS0  434      
803-266 4 Williston SC WLSTSCXAPS0  434      
803-266 5 Williston SC WLSTSCXAPS0  434      
803-266 7 Williston SC WLSTSCXAPS0  434      
803-266 8 Williston SC WLSTSCXAPS0  434      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.