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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
443-565 9 Randallstown MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-566 A Chesapeake City MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242      
443-566 0 Chesapeake City MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242      
443-566 2 Chesapeake City MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242      
443-566 3 Chesapeake City MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242      
443-566 4 Chesapeake City MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242      
443-566 5 Chesapeake City MD SLBRMDSBXLX  318J COMCAST IP PHONE, LLC 242      
443-566 6 Chesapeake City MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242      
443-566 7 Chesapeake City MD SLBRMDSBXUX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 242      
443-566 8 Chesapeake City MD SLBRMD902MD  073H TELNYX LLC 242      
443-566 9 Chesapeake City MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242      
443-567 A Bel Air MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-567 0 Bel Air MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-567 1 Bel Air MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-567 2 Bel Air MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-567 3 Bel Air MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-567 4 Bel Air MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-567 5 Bel Air MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-567 6 Bel Air MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-567 7 Bel Air MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
443-567 8 Bel Air MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-567 9 Bel Air MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-568 A Arbutus MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-568 0 Arbutus MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-568 1 Arbutus MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-568 2 Arbutus MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-568 3 Arbutus MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-568 4 Arbutus MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-568 5 Arbutus MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-568 6 Arbutus MD BLTQMD013MD  939H COMMIO, LLC 238      
443-568 7 Arbutus MD BLTMMDCHXVX  321J HD CARRIER LLC 238      
443-568 8 Arbutus MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-568 9 Arbutus MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-569 A Annapolis MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-569 0 Annapolis MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-569 1 Annapolis MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-569 2 Annapolis MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-569 3 Annapolis MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-569 4 Annapolis MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-569 5 Annapolis MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-569 6 Annapolis MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-569 7 Annapolis MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-569 8 Annapolis MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-569 9 Annapolis MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-570 A Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-571 A Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-571 0 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-571 1 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-571 2 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-571 3 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-571 4 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-571 5 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-571 6 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-571 7 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-571 8 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-571 9 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-572 A Glen Burnie MD GLBRMDGLRP0  9212 VERIZON MARYLAND, INC. 238      
443-572 0 Glen Burnie MD GLBRMDGLRP0  9212 VERIZON MARYLAND, INC. 238      
443-572 1 Glen Burnie MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-572 2 Glen Burnie MD BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-572 3 Glen Burnie MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-572 4 Glen Burnie MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-572 5 Glen Burnie MD GLBRMDGLRP0  9212 VERIZON MARYLAND, INC. 238      
443-572 6 Glen Burnie MD BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-572 7 Glen Burnie MD   2593 CORE COMMUNICATIONS, INC.- MD 238      
443-572 8 Glen Burnie MD GLBRMDGLRP0  9212 VERIZON MARYLAND, INC. 238      
443-572 9 Glen Burnie MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-573 A Baltimore MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-573 0 Baltimore MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-573 1 Baltimore MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-573 2 Baltimore MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-573 3 Baltimore MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-573 4 Baltimore MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-573 5 Baltimore MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-573 6 Baltimore MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-573 7 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-573 8 Baltimore MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-573 9 Baltimore MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-574 A Ellicott City MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-574 0 Ellicott City MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-574 1 Ellicott City MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-574 2 Ellicott City MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-574 3 Ellicott City MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-574 4 Ellicott City MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-574 5 Ellicott City MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-574 6 Ellicott City MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-574 7 Ellicott City MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-574 8 Ellicott City MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-574 9 Ellicott City MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-575 A Arbutus MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-575 0 Arbutus MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-575 1 Arbutus MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
443-575 2 Arbutus MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-575 3 Arbutus MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
443-575 4 Arbutus MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-575 5 Arbutus MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-575 6 Arbutus MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-575 7 Arbutus MD BLTMMDCH14Z  2697 CTC COMMUNICATIONS CORP. - MD 238      
443-575 8 Arbutus MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
443-575 9 Arbutus MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      

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Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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