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Solomons, MD

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
410-231 A CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-231 0 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-231 1 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-231 2 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2007-07-27   
410-231 3 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2008-12-11   
410-231 4 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-231 5 BLTMMDCHCMD  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2007-08-06   
410-231 6 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-231 7 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
410-231 8 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-231 9 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-326 A SLMNMDSLRS1  9212 VERIZON MARYLAND, INC. 238      
410-394 A SLMNMDSLRS1  9212 VERIZON MARYLAND, INC. 238      
410-394 0 SLMNMDSLRS1  9212 VERIZON MARYLAND, INC. 238      
410-394 1 SLMNMDSLRS1  9212 VERIZON MARYLAND, INC. 238      
410-394 2 SLMNMDSLRS1  9212 VERIZON MARYLAND, INC. 238      
410-394 3 SLMNMDSLRS1  9212 VERIZON MARYLAND, INC. 238      
410-394 4   2593 CORE COMMUNICATIONS, INC.- MD 238   2004-04-02   
410-394 5 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2011-12-02   
410-394 6 SLMNMDSLRS1  9212 VERIZON MARYLAND, INC. 238      
410-394 7   829J PAETEC ITEL, LLC 238   2004-02-05   
410-394 8 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2008-05-16   
410-394 9 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-03-05   
410-449 A BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
410-449 0 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-04-10   
410-449 1 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
410-449 2 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-05-20   
410-449 3 BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2011-10-03   
410-449 4 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-06-26   
410-449 5 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2012-06-25   
410-449 6 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2012-12-08   
410-449 7 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2012-10-08   
410-449 8 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2014-07-04   
410-449 9 BLTMMDCH40Z  5562 METROPCS, INC. 238   2013-02-19   
443-342 A   829J PAETEC ITEL, LLC 238   2025-04-01   
443-342 1   829J PAETEC ITEL, LLC 238      
443-342 2 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-04-04   
443-342 3 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2014-09-13   
443-342 4 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-01-04   
443-342 5 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-02-13   
443-342 6 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-07-06   
443-342 7 BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238   2014-06-25   
443-342 8 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2015-06-16   
443-342 9 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-04-04   
443-404 A BLTMMDCH40Z  5562 METROPCS, INC. 238      
443-404 0 BLTMMDCH40Z  5562 METROPCS, INC. 238   2007-03-19   
443-404 1 BLTMMDCH40Z  5562 METROPCS, INC. 238      
443-404 2 BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2006-07-31   
443-404 3 BLTMMDCH40Z  5562 METROPCS, INC. 238   2007-03-19   
443-404 4 BLTMMDCH40Z  5562 METROPCS, INC. 238   2007-03-19   
443-404 5 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2005-03-10   
443-404 6 BLTMMDCH40Z  5562 METROPCS, INC. 238   2006-07-26   
443-404 7 BLTMMDCH40Z  5562 METROPCS, INC. 238   2004-07-30   
443-404 8 BLTMMDCH40Z  5562 METROPCS, INC. 238   2003-11-30   
443-404 9 BLTMMDCH40Z  5562 METROPCS, INC. 238      
667-385 A BLTQMD019MD  490J DISH WIRELESS, LLC 238      
667-385 0 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-385 1 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-385 2 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-385 3 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-385 4 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-385 5 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2024-03-07   
667-385 8 BLTQMD019MD  490J DISH WIRELESS, LLC 238   2022-06-06   
667-397 A BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-397 3 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-05-23   
667-397 4 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-07-12   
667-397 5 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-07-12   
667-397 6 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-22   
667-397 7 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-02-03   
667-397 8 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-02-03   
667-473 A BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
667-473 0   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-07   
667-473 1   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-07   
667-473 2 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2018-12-08   
667-473 3   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2019-01-26   
667-473 4 BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-06-26   
667-473 5   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-07   
667-473 6 BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
667-473 7 BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
667-473 8 BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-06-26   
667-473 9 BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-06-26   
667-803 A BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-803 0 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2013-10-13   
667-803 1 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-04-04   
667-803 2 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-04-04   
667-803 3 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-09   
667-803 4 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2016-07-16   
667-803 6 BLTQMD018MD  145J TERRA NOVA TELECOM INC. 238   2024-09-12   
667-803 7 BLTQMD018MD  145J TERRA NOVA TELECOM INC. 238   2024-02-15   
667-803 8 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2018-08-16   
667-803 9 BLTMMDCHX7X  073H TELNYX LLC 238   2017-04-26   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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