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Glen Burnie, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
410-981 3   876D ONVOY, LLC - MD 238   2016-03-31   
410-981 4   9212 VERIZON MARYLAND, INC. 238      
410-981 5   9212 VERIZON MARYLAND, INC. 238      
410-981 6   9212 VERIZON MARYLAND, INC. 238      
410-981 7   9212 VERIZON MARYLAND, INC. 238      
410-981 8   9212 VERIZON MARYLAND, INC. 238      
410-981 9   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-08-10   
410-993 A FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-999 A BLTMMDSN3MD  8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238      
410-999 0   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-11-28   
410-999 1   071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-10-14   
410-999 2   8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238   2010-11-06   
410-999 3   8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238   2010-11-06   
410-999 4   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-10-28   
410-999 5   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-10-28   
410-999 6   8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238   2003-07-26   
410-999 7   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-10-28   
410-999 8   071F BANDWIDTH.COM CLEC, LLC - MD 238   2012-06-22   
410-999 9   8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238   2003-07-26   
443-270 A   829J PAETEC ITEL, LLC 238   2025-04-01   
443-354 A BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-354 0   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-09   
443-354 1   071F BANDWIDTH.COM CLEC, LLC - MD 238   2013-06-16   
443-354 2   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-09   
443-354 3   318J COMCAST IP PHONE, LLC 238   2013-05-30   
443-354 4   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-354 5   7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2009-11-05   
443-354 6   5562 METROPCS, INC. 238   2013-06-14   
443-354 7   5562 METROPCS, INC. 238   2013-06-14   
443-354 8   071F BANDWIDTH.COM CLEC, LLC - MD 238   2014-06-06   
443-354 9   515J IP HORIZON LLC 238   2013-09-06   
443-410 A BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238      
443-410 0   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2014-05-25   
443-410 1   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-05-30   
443-410 2   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-05-30   
443-410 3   318J COMCAST IP PHONE, LLC 238   2014-03-22   
443-410 4   071F BANDWIDTH.COM CLEC, LLC - MD 238   2014-06-06   
443-410 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-11-08   
443-410 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-11-08   
443-410 7   508J CENTURYLINK COMMUNICATIONS, LLC 238   2013-09-30   
443-410 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-11-08   
443-410 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-11-08   
443-422 A CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-422 0   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-05-26   
443-422 1   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2010-05-10   
443-422 2   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-04-29   
443-422 3   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-06-26   
443-422 4   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-02-05   
443-422 5   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-02-05   
443-422 6   071F BANDWIDTH.COM CLEC, LLC - MD 238   2012-11-25   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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