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Parkville, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
443-425 2 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-05-21   
443-425 3 BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2008-10-01   
443-425 4 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-11-17   
443-425 5 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-11-17   
443-425 6 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-11-17   
443-425 7 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-11-17   
443-425 8 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-11-17   
443-425 9 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2015-06-30   
443-442 A HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-442 0 HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-442 1 HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-442 2 HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-442 3 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-05-11   
443-442 4 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2014-07-01   
443-442 5 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-05-11   
443-442 6 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2014-07-18   
443-442 7 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2015-10-01   
443-442 8 HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-442 9 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2021-11-04   
443-461 A CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-461 0 CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-461 1 CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-461 2 CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-461 3 CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-461 4 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-03-02   
443-461 5 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-03-02   
443-461 6 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-03-02   
443-461 7   515J IP HORIZON LLC 238   2016-10-14   
443-461 8 BLTMMDCHX7X  073H TELNYX LLC 238   2017-03-14   
443-461 9 CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-495 A BLTOMDXIDS0  6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD 238      
443-495 0 BLTQMD018MD  145J TERRA NOVA TELECOM INC. 238   2024-10-12   
443-495 2 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2016-05-18   
443-495 3 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2017-07-31   
443-495 4 BLTOMDXIDS0  6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD 238      
443-495 5 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2020-09-12   
443-495 6 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2018-05-27   
443-495 7 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2015-09-25   
443-495 8 BLTQMD012MD  964H BARR TELL USA, INC. 238   2016-12-17   
443-495 9 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-08-14   
443-588 A BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-588 0 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-588 1 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-588 2 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-588 3 PIVLMDPKQMD  9170 BROADVIEW NETWORKS, INC. - MD 238   2015-09-04   
443-588 4 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-588 5 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-588 6   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-01   
443-588 7 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-588 8 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2015-04-13   
443-588 9 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-653 A BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-653 0 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-653 1 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-653 2 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-653 3 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-09-21   
443-653 4 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2013-12-27   
443-653 5 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-04-21   
443-653 6 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-653 7 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-12-13   
443-653 8 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-12-13   
443-653 9 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-678 A WHMRMDWMRS2  9212 VERIZON MARYLAND, INC. 238      
443-678 0 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2014-08-31   
443-678 1 WHMRMDWMRS2  9212 VERIZON MARYLAND, INC. 238      
443-678 2 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2016-02-05   
443-678 3 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2018-06-11   
443-678 4   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-01   
443-678 5 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2024-02-23   
443-678 6   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-06-16   
443-678 7   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-06-16   
443-678 8 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-11-27   
443-678 9 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-11-27   
443-725 A BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-725 0 BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-725 1 BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-725 2 BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-725 3 BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-725 4 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2006-12-29   
443-725 5 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2006-12-29   
443-725 6 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-02-08   
443-725 7 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2016-12-15   
443-725 8 BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-725 9 BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-793 A BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-793 0 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-793 1 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-793 2   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-01   
443-793 3   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-01   
443-793 4 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-793 5 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-05-29   
443-793 6 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-05-29   
443-793 7 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2018-08-11   
443-793 8 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2019-10-07   
443-793 9   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-01   
443-946 A BLTQMD01BMD  2593 CORE COMMUNICATIONS, INC.- MD 238      
443-946 0 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2020-04-06   
443-946 1 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2020-02-12   
443-946 2 BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-01   
443-946 3   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-23   

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

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