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Charleston, SC

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
843-574 7   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 436      
843-574 8   5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2015-08-22   
843-574 9   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 436      
843-576 A CHTNSCDTXSY  829J PAETEC ITEL, LLC 436   2025-02-18   
843-576 0   829J PAETEC ITEL, LLC 436      
843-576 1   829J PAETEC ITEL, LLC 436      
843-576 2   829J PAETEC ITEL, LLC 436      
843-576 3   829J PAETEC ITEL, LLC 436      
843-576 4   318J COMCAST IP PHONE, LLC 436   2007-03-26   
843-576 5   829J PAETEC ITEL, LLC 436      
843-576 6   829J PAETEC ITEL, LLC 436      
843-576 7   829J PAETEC ITEL, LLC 436      
843-576 8   829J PAETEC ITEL, LLC 436      
843-576 9   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 436   2006-12-10   
843-577 A CHTNSCDT72E  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 436      
843-579 A CHTNSCDT72E  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 436      
843-607 A CHTNSCPSX6Z  6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436      
843-608 A CHTNSCDTX6Z  077F BANDWIDTH.COM CLEC, LLC - SC 436      
843-608 0   077F BANDWIDTH.COM CLEC, LLC - SC 436   2008-08-18   
843-608 1   077F BANDWIDTH.COM CLEC, LLC - SC 436   2008-12-01   
843-608 2   8645 SUNCOM DBA T-MOBILE USA 436   2010-01-23   
843-608 3   548E ONVOY, LLC - SC 436   2009-01-21   
843-608 4   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 436   2025-01-11   
843-608 5   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 436   2025-01-11   
843-608 6   145J TERRA NOVA TELECOM INC. 436   2024-12-12   
843-608 7   793K TWC IP ENABLED SERVICES, LLC 436   2011-04-28   
843-608 8   077F BANDWIDTH.COM CLEC, LLC - SC 436   2008-12-01   
843-608 9   077F BANDWIDTH.COM CLEC, LLC - SC 436   2008-12-01   
843-609 A CHTNSCPSX6Z  6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436      
843-609 0   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 436   2007-06-02   
843-609 1   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 436   2007-06-02   
843-609 2   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 436   2007-06-02   
843-609 3   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 436   2007-06-02   
843-609 4   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 436   2007-06-02   
843-609 5   6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2007-05-16   
843-609 6   6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2007-05-16   
843-609 7   6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2007-04-21   
843-609 8   6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2007-04-21   
843-609 9   6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2007-04-21   
843-614 A CHTNSCPSX6Z  6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436      
843-614 0   6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2009-03-17   
843-614 1   6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2009-03-17   
843-614 2   6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2008-07-07   
843-614 3   288B MCIMETRO ACCESS TRANSMISSION SERVICES LLC - SC 436   2008-05-16   
843-614 4   829J PAETEC ITEL, LLC 436   2008-08-06   
843-614 5   829J PAETEC ITEL, LLC 436   2008-07-14   
843-614 6   829J PAETEC ITEL, LLC 436   2008-07-14   
843-614 7   6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2008-08-07   
843-614 8   829J PAETEC ITEL, LLC 436   2008-08-06   
843-614 9   6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2008-01-31   
843-619 A CHTNSCDTX5Z  635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 436      
843-619 0   077F BANDWIDTH.COM CLEC, LLC - SC 436   2011-06-13   
843-619 1   6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2008-11-02   
843-619 2   077F BANDWIDTH.COM CLEC, LLC - SC 436   2011-06-13   
843-619 3   077F BANDWIDTH.COM CLEC, LLC - SC 436   2011-06-13   
843-619 4   635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 436   2011-03-04   
843-619 5   8645 SUNCOM DBA T-MOBILE USA 436   2011-11-17   
843-619 6   635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 436   2008-07-07   
843-619 7   077F BANDWIDTH.COM CLEC, LLC - SC 436   2011-06-13   
843-619 8   8645 SUNCOM DBA T-MOBILE USA 436   2011-10-24   
843-619 9   8645 SUNCOM DBA T-MOBILE USA 436   2011-10-24   
843-628 A CHTNSCDTX4Y  5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436      
843-628 0   5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2005-01-07   
843-628 1   5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2004-12-27   
843-628 2   5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2004-12-27   
843-628 3   5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2004-12-27   
843-628 4   5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436      
843-628 5   5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2005-01-07   
843-628 6   5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2005-07-08   
843-628 7   5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2005-07-08   
843-628 8   8645 SUNCOM DBA T-MOBILE USA 436   2006-03-24   
843-628 9   8645 SUNCOM DBA T-MOBILE USA 436   2006-03-24   
843-637 A CHTNSCPSX6Z  6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436      
843-637 0   6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2008-01-20   
843-637 1   6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2008-01-20   
843-637 2   490J DISH WIRELESS, LLC 436   2025-03-06   
843-637 3   318J COMCAST IP PHONE, LLC 436   2008-02-21   
843-637 4   318J COMCAST IP PHONE, LLC 436   2008-02-21   
843-637 5   6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2009-04-26   
843-637 6   6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2009-04-26   
843-637 7   6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2009-04-26   
843-637 8   490J DISH WIRELESS, LLC 436   2025-01-03   
843-637 9   6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2007-12-15   
843-640 A CHTNSCDT15Z  8645 SUNCOM DBA T-MOBILE USA 436      
843-640 0   077F BANDWIDTH.COM CLEC, LLC - SC 436   2014-12-11   
843-640 1   8645 SUNCOM DBA T-MOBILE USA 436   2007-05-14   
843-640 2   5562 METROPCS, INC. 436   2007-05-14   
843-640 3   516C AT&T CORP. 436   2010-05-17   
843-640 4   8645 SUNCOM DBA T-MOBILE USA 436   2010-01-19   
843-640 5   077F BANDWIDTH.COM CLEC, LLC - SC 436   2014-12-11   
843-640 6   8645 SUNCOM DBA T-MOBILE USA 436   2007-05-14   
843-640 7   8645 SUNCOM DBA T-MOBILE USA 436   2007-05-14   
843-640 8   8645 SUNCOM DBA T-MOBILE USA 436   2007-05-14   
843-640 9   5562 METROPCS, INC. 436   2007-05-14   
843-641 A CHTNSCDT24Z  318J COMCAST IP PHONE, LLC 436      
843-641 0   318J COMCAST IP PHONE, LLC 436   2007-10-28   
843-641 1   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 436   2010-03-02   
843-641 2   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 436   2010-03-02   
843-641 3   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 436   2010-03-02   
843-641 4   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 436   2011-08-23   

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

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