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: 5344 LEVEL 3 TELECOM OF SOUTH CAROLINA, LLC - SC

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
803-207 8 Rock Hill SC CHRMNC72BMD  422   2008-07-12   
803-412 3 Rock Hill SC CHRMNC72BMD  422   2007-01-02   
803-431 2 Fort Mill SC CHRMNC72BMD  422   2007-01-02   
803-431 8 Fort Mill SC CHRMNC72BMD  422   2008-06-25   
803-578 0 Fort Mill SC CHRMNC72BMD  422   2008-06-25   
803-578 7 Fort Mill SC CHRMNC72BMD  422   2008-03-28   
803-745 A Lancaster SC CHRMNC72BMD  422      
803-745 2 Lancaster SC CHRMNC72BMD  422   2014-09-06   
803-752 6 Lake Wylie SC CHRMNC72BMD  422   2018-07-22   
803-818 9 York SC CHRMNC72BMD  422   2012-12-04   
803-992 7 Rock Hill SC CHRMNC72BMD  422   2016-04-18   
843-285 4 Summerville SC NCHRSCHYCMD  436   2014-06-08   
843-352 5 Mount Pleasant SC NCHRSCHYCMD  436   2013-02-04   
843-714 A Charleston SC NCHRSCHYCMD  436      
843-714 2 Charleston SC NCHRSCHYCMD  436   2008-09-21   
843-952 A Charleston SC NCHRSCHYCMD  436      
843-952 2 Charleston SC NCHRSCHYCMD  436   2008-09-21   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.