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.

Isle of Palms, SC

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
843-242 A CHTNSCDTXSY  829J PAETEC ITEL, LLC 436   2025-02-18   
843-242 0 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2016-08-29   
843-242 1 CHTNSCDTXSY  829J PAETEC ITEL, LLC 436      
843-242 2 CHTNSCDTXSY  829J PAETEC ITEL, LLC 436      
843-242 3 CHTNSCDTXSY  829J PAETEC ITEL, LLC 436      
843-242 4 CHTNSCDTXSY  829J PAETEC ITEL, LLC 436      
843-242 5 CHTNSCDTXSY  829J PAETEC ITEL, LLC 436      
843-242 6 CHTNSCDTXSY  829J PAETEC ITEL, LLC 436      
843-242 7 CHTNSCDTX4Y  5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2004-11-15   
843-242 8 CHTNSCDT24Z  318J COMCAST IP PHONE, LLC 436   2006-04-05   
843-242 9 CHTNSCFUDS1  098H PEERLESS NETWORK OF SOUTH CAROLINA, LLC - SC 436   2019-06-27   
843-256 A CHTNSCDTXSY  829J PAETEC ITEL, LLC 436   2025-02-18   
843-256 0 CHTNSCDTX6Z  077F BANDWIDTH.COM CLEC, LLC - SC 436   2008-12-01   
843-256 1 CHTNSCFUDS1  098H PEERLESS NETWORK OF SOUTH CAROLINA, LLC - SC 436   2018-11-23   
843-256 2 CHTNSCDTX6Z  077F BANDWIDTH.COM CLEC, LLC - SC 436   2010-06-12   
843-256 3 CHTNSCDTX6Z  077F BANDWIDTH.COM CLEC, LLC - SC 436   2011-09-16   
843-256 4 CHTNSCDTX6Z  077F BANDWIDTH.COM CLEC, LLC - SC 436   2012-09-06   
843-256 5 CHTNSCDTXSY  829J PAETEC ITEL, LLC 436   2004-08-30   
843-256 6 CHTNSCDTX6Z  077F BANDWIDTH.COM CLEC, LLC - SC 436   2014-11-29   
843-256 7 CHTNSCDT08Z  508J CENTURYLINK COMMUNICATIONS, LLC 436   2014-03-21   
843-256 8 CHTNSCDTX6Z  077F BANDWIDTH.COM CLEC, LLC - SC 436   2015-04-19   
843-256 9 CHTNSCDTXSY  829J PAETEC ITEL, LLC 436   2004-08-30   
843-885 A CHTNSCDTXSY  829J PAETEC ITEL, LLC 436   2025-02-18   
843-885 0 CHTNSCDTXSY  829J PAETEC ITEL, LLC 436      
843-885 1 CHTNSCFUDS1  098H PEERLESS NETWORK OF SOUTH CAROLINA, LLC - SC 436   2015-03-08   
843-885 2 CHTNSCDTX5Z  635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 436   2018-12-20   
843-885 3 CHTNSCPSX3Y  288B MCIMETRO ACCESS TRANSMISSION SERVICES LLC - SC 436   2009-06-01   
843-885 4 CHTNSCDTX6Z  077F BANDWIDTH.COM CLEC, LLC - SC 436   2015-11-09   
843-885 5 CHTNSCDTX4Y  5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2015-03-28   
843-885 6 CHTNSCDT24Z  318J COMCAST IP PHONE, LLC 436   2014-02-06   
843-885 7 CHTNSCDT10Z  516C AT&T CORP. 436   2010-05-17   
843-885 8 CHTNSCDTX6Z  077F BANDWIDTH.COM CLEC, LLC - SC 436   2013-06-13   
843-885 9 CHTNSCDTX4Y  5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2009-03-20   
843-886 A ISPLSCISRS1  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 436      
843-886 0 ISPLSCISRS1  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 436      
843-886 1 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2018-12-03   
843-886 2 ISPLSCISRS1  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 436      
843-886 3 ISPLSCISRS1  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 436      
843-886 4 ISPLSCISRS1  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 436      
843-886 5 ISPLSCISRS1  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 436      
843-886 6 ISPLSCISRS1  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 436      
843-886 7 ISPLSCISRS1  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 436      
843-886 8 ISPLSCISRS1  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 436      
843-886 9 ISPLSCISRS1  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 436      
843-994 A CHTNSCFUDS1  098H PEERLESS NETWORK OF SOUTH CAROLINA, LLC - SC 436      
843-994 0 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2019-11-06   
843-994 1 CHTNSCFUDS1  098H PEERLESS NETWORK OF SOUTH CAROLINA, LLC - SC 436   2019-11-21   
843-994 2 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2020-09-13   
843-994 3 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2020-09-13   
843-994 4 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2021-01-23   
843-994 5 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2021-01-23   
843-994 6 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2021-01-23   
843-994 7 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2021-01-23   
843-994 8 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2021-01-23   
843-994 9 CHTNSCFUDS1  098H PEERLESS NETWORK OF SOUTH CAROLINA, LLC - SC 436   2019-11-04   
854-777 A CHTNSCDTX6Y  548E ONVOY, LLC - SC 436      
854-777 0 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2016-01-29   
854-777 1 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2016-10-17   
854-777 2 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2015-11-26   
854-777 3 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2018-02-08   
854-777 4 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2015-11-26   
854-777 5 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2015-11-26   
854-777 6 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2015-11-26   
854-777 7 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2015-11-26   
854-777 8 CHTNSCFU1MD  073H TELNYX LLC 436   2017-05-08   
854-777 9 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2018-12-03   
854-864 A CHTNSCDT23Z  624H ONVOY SPECTRUM, LLC 436      
854-864 0 CHTNSCDT23Z  624H ONVOY SPECTRUM, LLC 436   2021-12-17   
854-864 1 CHTNSCDT23Z  624H ONVOY SPECTRUM, LLC 436   2021-12-17   
854-864 2 CHTNSCDT20Z  1784 SOUTH CAROLINA NET, INC. - SC 436   2024-08-25   
854-864 8 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2023-09-17   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.