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NPA: 410 [Rate centres in NPA 410] [Dial plan for NPA 410]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-401 3 Brooklyn Park-Linthicum MD BLTMMDCH08Z  4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD 238   2004-02-14   
410-401 4 Brooklyn Park-Linthicum MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2012-10-11   
410-401 5 Brooklyn Park-Linthicum MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-30   
410-401 6 Brooklyn Park-Linthicum MD   515J IP HORIZON LLC 238   2016-10-14   
410-401 7 Brooklyn Park-Linthicum MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2004-03-29   
410-401 8 Brooklyn Park-Linthicum MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-24   
410-401 9 Brooklyn Park-Linthicum MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-402 A Catonsville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-402 0 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-05   
410-402 1 Catonsville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-402 2 Catonsville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-402 3 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-05   
410-402 4 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-05   
410-402 5 Catonsville MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-11-29   
410-402 6 Catonsville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-402 7 Catonsville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-402 8 Catonsville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-402 9 Catonsville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-403 A Cockeysville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-403 0 Cockeysville MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-28   
410-403 1 Cockeysville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-403 2 Cockeysville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-403 3 Cockeysville MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-09   
410-403 4 Cockeysville MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-28   
410-403 5 Cockeysville MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2024-04-26   
410-403 6 Cockeysville MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2016-09-08   
410-403 7 Cockeysville MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-19   
410-403 8 Cockeysville MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2018-08-13   
410-403 9 Cockeysville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-404 A Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
410-405 A Fork MD FORKMDFKRS1  9212 VERIZON MARYLAND, INC. 238      
410-405 0 Fork MD FORKMDFKRS1  9212 VERIZON MARYLAND, INC. 238      
410-405 1 Fork MD FORKMDFKRS1  9212 VERIZON MARYLAND, INC. 238      
410-405 2 Fork MD FORKMDFKRS1  9212 VERIZON MARYLAND, INC. 238      
410-405 3 Fork MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-11-06   
410-405 4 Fork MD FORKMDFKRS1  9212 VERIZON MARYLAND, INC. 238      
410-405 5 Fork MD FORKMDFKRS1  9212 VERIZON MARYLAND, INC. 238      
410-405 6 Fork MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-11-06   
410-405 7 Fork MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2020-02-27   
410-405 8 Fork MD FORKMDFKRS1  9212 VERIZON MARYLAND, INC. 238      
410-405 9 Fork MD FORKMDFKRS1  9212 VERIZON MARYLAND, INC. 238      
410-406 A Essex MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-406 0 Essex MD BLTMMDCH08Z  4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD 238   2003-11-08   
410-406 1 Essex MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-08   
410-406 2 Essex MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-04-19   
410-406 3 Essex MD BLTMMDDNDS2  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238   2006-06-01   
410-406 4 Essex MD BLTQMD012MD  964H BARR TELL USA, INC. 238   2016-12-17   
410-406 5 Essex MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2004-03-29   
410-406 6 Essex MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2017-06-02   
410-406 7 Essex MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2004-11-27   
410-406 8 Essex MD   829J PAETEC ITEL, LLC 238   2004-03-27   
410-406 9 Essex MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-407 A Elkridge MD EKRGMDELDS0  9212 VERIZON MARYLAND, INC. 238      
410-408 A Towson MD HNVAMDAE3MD  6630 USA MOBILITY WIRELESS, INC. 238      
410-409 A Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
410-410 A Baltimore MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
410-410 0 Baltimore MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2023-07-21   
410-410 1 Baltimore MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2023-07-21   
410-410 2 Baltimore MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2023-07-21   
410-410 3 Baltimore MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2023-07-21   
410-410 4 Baltimore MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2023-07-21   
410-410 5 Baltimore MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2023-07-21   
410-410 6 Baltimore MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2023-07-21   
410-410 7 Baltimore MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2023-07-21   
410-410 8 Baltimore MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2023-07-21   
410-410 9 Baltimore MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2023-07-21   
410-412 A Glen Burnie MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-412 0 Glen Burnie MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2007-09-09   
410-412 1 Glen Burnie MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-412 2 Glen Burnie MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-412 3 Glen Burnie MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2008-05-08   
410-412 4 Glen Burnie MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2007-03-11   
410-412 5 Glen Burnie MD BLTMMDCH08Z  4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD 238   2003-11-08   
410-412 6 Glen Burnie MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2007-04-23   
410-412 7 Glen Burnie MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-412 8 Glen Burnie MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-412 9 Glen Burnie MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-413 A Pikesville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-413 0 Pikesville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-05-30   
410-413 1 Pikesville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-413 2 Pikesville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-413 3 Pikesville MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-05   
410-413 4 Pikesville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-413 5 Pikesville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-413 6 Pikesville MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2014-02-12   
410-413 7 Pikesville MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2017-06-02   
410-413 8 Pikesville MD BLTMMDCH08Z  4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD 238   2017-10-23   
410-413 9 Pikesville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-414 A Prince Frederick MD PRFRMDPFRS1  9212 VERIZON MARYLAND, INC. 238      
410-414 0 Prince Frederick MD PRFRMDPFRS1  9212 VERIZON MARYLAND, INC. 238      
410-414 1 Prince Frederick MD PRFRMDPFRS1  9212 VERIZON MARYLAND, INC. 238      
410-414 2 Prince Frederick MD PRFRMDPFRS1  9212 VERIZON MARYLAND, INC. 238      
410-414 3 Prince Frederick MD PRFRMDPFRS1  9212 VERIZON MARYLAND, INC. 238      
410-414 4 Prince Frederick MD PRFRMDPFRS1  9212 VERIZON MARYLAND, INC. 238      
410-414 5 Prince Frederick MD PRFRMDPFRS1  9212 VERIZON MARYLAND, INC. 238      
410-414 6 Prince Frederick MD   829J PAETEC ITEL, LLC 238   2004-03-27   
410-414 7 Prince Frederick MD PRFRMDPFRS1  9212 VERIZON MARYLAND, INC. 238      
410-414 8 Prince Frederick MD PRFRMDPFRS1  9212 VERIZON MARYLAND, INC. 238      
410-414 9 Prince Frederick MD PRFRMDPFRS1  9212 VERIZON MARYLAND, INC. 238      
410-415 A Pikesville MD PIVLMDPKDS1  9212 VERIZON MARYLAND, INC. 238      

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Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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