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Baltimore, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
667-217 0 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-04-07   
667-217 1 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-01-10   
667-217 2 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-01-10   
667-217 3 CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238   2014-05-01   
667-217 4 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-01-10   
667-217 5 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-01-10   
667-217 6 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-01-10   
667-217 7 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-02-14   
667-217 8 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-02-14   
667-217 9 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-02-14   
667-218 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
667-218 0 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-05-07   
667-218 1 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-02-14   
667-218 2 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2015-08-01   
667-218 3 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2015-04-06   
667-218 4 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2015-04-06   
667-218 5 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2015-04-06   
667-218 6 BLTMMDCHW29  2589 US LEC OF MARYLAND, INC. 238   2016-05-07   
667-218 7 BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2015-08-12   
667-218 8 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-04-12   
667-218 9 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-04-12   
667-219 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
667-219 0 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-05-07   
667-219 1 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-04-12   
667-219 2 CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238   2015-03-30   
667-219 3 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2015-06-13   
667-219 4 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2015-06-13   
667-219 5 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2016-08-15   
667-219 6 BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238   2015-06-30   
667-219 7 BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238   2015-06-30   
667-219 8 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-04-12   
667-219 9 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-04-12   
667-223 A BLTMMDCHXQX  197D VONAGE AMERICA LLC 238      
667-223 0 BLTMMDCHXQX  197D VONAGE AMERICA LLC 238   2017-10-07   
667-223 1 BLTMMDCHXQX  197D VONAGE AMERICA LLC 238   2017-10-07   
667-223 2   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-19   
667-223 3   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-19   
667-223 4   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-19   
667-223 5   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-19   
667-223 6   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-19   
667-223 7   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-19   
667-223 8   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-19   
667-223 9   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-19   
667-224 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
667-224 0 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-05-07   
667-224 1 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-04-12   
667-224 2   829J PAETEC ITEL, LLC 238   2015-04-20   
667-224 3   829J PAETEC ITEL, LLC 238   2015-04-20   
667-224 4   829J PAETEC ITEL, LLC 238   2015-04-20   
667-224 5   829J PAETEC ITEL, LLC 238   2015-04-20   
667-224 6 BLTMMDCH14Z  2697 CTC COMMUNICATIONS CORP. - MD 238   2015-06-29   
667-224 7 BLTMMDCH14Z  2697 CTC COMMUNICATIONS CORP. - MD 238   2015-06-29   
667-224 8   829J PAETEC ITEL, LLC 238   2015-06-30   
667-224 9   829J PAETEC ITEL, LLC 238   2015-06-30   
667-233 A BLTMMDCHDS2  9212 VERIZON MARYLAND, INC. 238      
667-233 0   9212 VERIZON MARYLAND, INC. 238   2015-03-15   
667-233 1   9212 VERIZON MARYLAND, INC. 238   2015-03-15   
667-233 2   9212 VERIZON MARYLAND, INC. 238   2015-03-15   
667-233 3   9212 VERIZON MARYLAND, INC. 238   2015-03-15   
667-233 4   9212 VERIZON MARYLAND, INC. 238   2015-03-15   
667-233 5   9212 VERIZON MARYLAND, INC. 238   2015-03-15   
667-233 6   9212 VERIZON MARYLAND, INC. 238   2015-03-15   
667-233 7   9212 VERIZON MARYLAND, INC. 238   2015-03-15   
667-233 8   9212 VERIZON MARYLAND, INC. 238   2015-03-15   
667-233 9   9212 VERIZON MARYLAND, INC. 238   2015-03-15   
667-234 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
667-234 0 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-05-07   
667-234 1 BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2015-06-08   
667-234 2 BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2015-06-08   
667-234 3 BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2015-06-08   
667-234 4 BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2015-06-08   
667-234 5 BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2015-06-08   
667-234 6 BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2015-06-08   
667-234 7 BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2015-06-08   
667-234 8 BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2015-06-08   
667-234 9 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-10-09   
667-239 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
667-239 0 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-05-07   
667-239 1 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2015-07-27   
667-239 2 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2015-07-27   
667-239 3 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2014-09-29   
667-239 4 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2015-07-27   
667-239 5 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2015-07-27   
667-239 6 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2015-07-27   
667-239 7 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2015-07-27   
667-239 8 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2014-10-06   
667-239 9 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2014-10-06   
667-250 A BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-250 0 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-12-31   
667-250 1 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-10-06   
667-250 2 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-10-06   
667-250 3 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-10-06   
667-250 4 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-10-06   
667-250 5 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-10-06   
667-250 6 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2018-07-30   
667-250 7 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-17   
667-250 8 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-17   
667-250 9 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-17   
667-258 A BLTQMD017MD  996H AIRESPRING, INC. 238      
667-258 0 BLTQMD017MD  996H AIRESPRING, INC. 238   2018-12-29   

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

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