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NPA: 443 [Rate centres in NPA 443] [Dial plan for NPA 443]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-483 7 Cardiff MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2019-03-07   
443-483 8 Cardiff MD   145J TERRA NOVA TELECOM INC. 238   2021-01-27   
443-483 9 Cardiff MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-02-13   
443-484 A Edgewood MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-484 0 Edgewood MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-07-11   
443-484 1 Edgewood MD BLTMMDCHX7X  073H TELNYX LLC 238   2017-03-14   
443-484 2 Edgewood MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2007-12-05   
443-484 3 Edgewood MD BLTMMDCHFMD  5562 METROPCS, INC. 238   2014-12-24   
443-484 4 Edgewood MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-484 5 Edgewood MD BLTMMDCHFMD  5562 METROPCS, INC. 238   2014-12-22   
443-484 6 Edgewood MD BLTMMDCHFMD  5562 METROPCS, INC. 238   2015-12-27   
443-484 7 Edgewood MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2014-10-24   
443-484 8 Edgewood MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2017-05-29   
443-484 9 Edgewood MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-01-27   
443-485 A Elkton MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-485 0 Elkton MD BLTMMDCHXOY  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 238   2021-11-04   
443-485 1 Elkton MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-02-27   
443-485 2 Elkton MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-12-09   
443-485 3 Elkton MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-11-26   
443-485 4 Elkton MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2021-10-08   
443-485 5 Elkton MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2008-05-16   
443-485 6 Elkton MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2007-10-29   
443-485 7 Elkton MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-02-10   
443-485 8 Elkton MD BLTMMDCHXOY  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 238   2011-02-26   
443-485 9 Elkton MD   145J TERRA NOVA TELECOM INC. 238   2021-07-16   
443-486 A Prince Frederick MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-486 0 Prince Frederick MD   145J TERRA NOVA TELECOM INC. 238   2021-07-16   
443-486 1 Prince Frederick MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-10   
443-486 2 Prince Frederick MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-03-14   
443-486 3 Prince Frederick MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-10   
443-486 4 Prince Frederick MD PRFRMDPFRS1  9212 VERIZON MARYLAND, INC. 238   2004-07-15   
443-486 5 Prince Frederick MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2013-09-06   
443-486 6 Prince Frederick MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-09-23   
443-486 7 Prince Frederick MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2008-02-13   
443-486 8 Prince Frederick MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2008-03-31   
443-486 9 Prince Frederick MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2021-12-15   
443-487 A Westminster MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-487 0 Westminster MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2022-10-16   
443-487 1 Westminster MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2008-03-03   
443-487 2 Westminster MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2008-04-04   
443-487 3 Westminster MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-02-02   
443-487 4 Westminster MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-05-05   
443-487 5 Westminster MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238   2002-11-16   
443-487 6 Westminster MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-09-03   
443-487 7 Westminster MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-09-21   
443-487 8 Westminster MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2002-11-25   
443-487 9 Westminster MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2021-10-08   
443-488 A Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-488 0 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2010-08-14   
443-488 1 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2010-08-14   

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Last updated: Wed, 07 Feb 2024 04:12:25 UTC

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