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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
443-712 2 Reisterstown MD   829J PAETEC ITEL, LLC 238      
443-712 3 Reisterstown MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2017-01-27   
443-712 4 Reisterstown MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2017-03-25   
443-712 5 Reisterstown MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2007-07-30   
443-712 6 Reisterstown MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2016-01-02   
443-712 7 Reisterstown MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-09-04   
443-712 8 Reisterstown MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-02-25   
443-712 9 Reisterstown MD   829J PAETEC ITEL, LLC 238      
443-713 A Glen Burnie MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238      
443-713 0 Glen Burnie MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-01-31   
443-713 1 Glen Burnie MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2012-11-10   
443-713 2 Glen Burnie MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2012-11-10   
443-713 3 Glen Burnie MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2012-11-10   
443-713 4 Glen Burnie MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2013-01-04   
443-713 5 Glen Burnie MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-07-14   
443-713 6 Glen Burnie MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-01-31   
443-713 7 Glen Burnie MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-09-21   
443-713 8 Glen Burnie MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-09-21   
443-713 9 Glen Burnie MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-09-21   
443-714 A Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-714 0 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2012-02-23   
443-714 1 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2012-02-23   
443-714 2 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-11-28   
443-714 3 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-11-28   
443-714 4 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-11-28   
443-714 5 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-11-29   
443-714 6 Annapolis MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-11-13   
443-714 7 Annapolis MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2024-09-17   
443-714 8 Annapolis MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2013-05-12   
443-714 9 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-01-24   
443-715 A North East MD   829J PAETEC ITEL, LLC 238   2025-04-01   
443-715 0 North East MD   829J PAETEC ITEL, LLC 238      
443-715 2 North East MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2016-10-19   
443-715 3 North East MD   829J PAETEC ITEL, LLC 238      
443-715 4 North East MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-04-29   
443-715 5 North East MD BLTQMD018MD  145J TERRA NOVA TELECOM INC. 238   2024-02-15   
443-715 6 North East MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-04-29   
443-715 7 North East MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2008-05-16   
443-715 9 North East MD BLTQMD018MD  145J TERRA NOVA TELECOM INC. 238   2024-09-12   
443-716 A Annapolis MD   829J PAETEC ITEL, LLC 238   2025-04-01   
443-716 0 Annapolis MD   829J PAETEC ITEL, LLC 238      
443-716 1 Annapolis MD   829J PAETEC ITEL, LLC 238      
443-716 2 Annapolis MD   829J PAETEC ITEL, LLC 238      
443-716 3 Annapolis MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2007-03-18   
443-716 4 Annapolis MD   829J PAETEC ITEL, LLC 238      
443-716 5 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-05-12   
443-716 6 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-05-12   
443-716 7 Annapolis MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2020-08-10   
443-716 8 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2008-07-23   
443-716 9 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-12-25   
443-717 A Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-717 0 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-11-05   
443-717 1 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-11-05   
443-717 2 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-11-07   
443-717 3 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-11-07   
443-717 4 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-11-07   
443-717 5 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-12-22   
443-717 6 Baltimore MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2023-12-14   
443-717 7 Baltimore MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2023-12-14   
443-717 8 Baltimore MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2023-12-14   
443-717 9 Baltimore MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2023-12-14   
443-718 A Columbia MD   829J PAETEC ITEL, LLC 238   2025-04-01   
443-718 0 Columbia MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-02-19   
443-718 1 Columbia MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-07-12   
443-718 2 Columbia MD   829J PAETEC ITEL, LLC 238   2008-05-10   
443-718 3 Columbia MD   829J PAETEC ITEL, LLC 238   2008-05-10   
443-718 4 Columbia MD   829J PAETEC ITEL, LLC 238   2008-06-16   
443-718 5 Columbia MD   829J PAETEC ITEL, LLC 238   2008-06-16   
443-718 6 Columbia MD   829J PAETEC ITEL, LLC 238   2008-09-25   
443-718 7 Columbia MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-07-12   
443-718 8 Columbia MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-04-02   
443-718 9 Columbia MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2008-12-11   
443-719 A Jarrettsville MD   829J PAETEC ITEL, LLC 238   2025-04-01   
443-719 0 Jarrettsville MD   829J PAETEC ITEL, LLC 238      
443-719 1 Jarrettsville MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-03-04   
443-719 4 Jarrettsville MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-07-30   
443-719 5 Jarrettsville MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-01   
443-719 6 Jarrettsville MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-01   
443-719 7 Jarrettsville MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-01   
443-719 8 Jarrettsville MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-719 9 Jarrettsville MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-720 A Aberdeen MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
443-720 0 Aberdeen MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 236   2014-06-22   
443-720 1 Aberdeen MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2013-01-11   
443-720 2 Aberdeen MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2013-01-11   
443-720 3 Aberdeen MD BLTMMDCH42Z  876D ONVOY, LLC - MD 236   2016-02-25   
443-720 4 Aberdeen MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2013-06-15   
443-720 5 Aberdeen MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2013-01-14   
443-720 6 Aberdeen MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 236   2018-07-19   
443-720 7 Aberdeen MD BLTMMDCH42Z  876D ONVOY, LLC - MD 236   2014-08-30   
443-720 8 Aberdeen MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-07-09   
443-720 9 Aberdeen MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-07-09   
443-721 A Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-721 0 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-09-05   
443-721 1 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2010-10-01   
443-721 2 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2010-10-01   
443-721 3 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-06-14   
443-721 4 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-06-14   
443-721 5 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-06-14   
443-721 6 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-06-14   

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

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