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West River, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
410-741 A NRBHMDNE741  9212 VERIZON MARYLAND, INC. 238      
410-741 0 NRBHMDNE741  9212 VERIZON MARYLAND, INC. 238      
410-741 1 NRBHMDNE741  9212 VERIZON MARYLAND, INC. 238      
410-741 2   2593 CORE COMMUNICATIONS, INC.- MD 238   2004-04-02   
410-741 3 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2004-07-11   
410-741 4 BLTMMDDNDS2  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238   2013-01-11   
410-741 5 NRBHMDNEDS0  9212 VERIZON MARYLAND, INC. 238      
410-741 6 NRBHMDNE741  9212 VERIZON MARYLAND, INC. 238      
410-741 7 BLTMMDCH25Z  8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238   2015-06-20   
410-741 8 BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2006-07-31   
410-741 9 NRBHMDNE741  9212 VERIZON MARYLAND, INC. 238      
410-798 A MAYOMDMYRS1  9212 VERIZON MARYLAND, INC. 238      
410-867 A GLVLMDGLRS1  9212 VERIZON MARYLAND, INC. 238      
410-867 0 GLVLMDGLRS1  9212 VERIZON MARYLAND, INC. 238      
410-867 1 GLVLMDGLRS1  9212 VERIZON MARYLAND, INC. 238      
410-867 2 GLVLMDGLRS1  9212 VERIZON MARYLAND, INC. 238      
410-867 3 GLVLMDGLRS1  9212 VERIZON MARYLAND, INC. 238      
410-867 4 GLVLMDGLRS1  9212 VERIZON MARYLAND, INC. 238      
410-867 5 BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2006-07-01   
410-867 6 GLVLMDGLRS1  9212 VERIZON MARYLAND, INC. 238      
410-867 7 GLVLMDGLRS1  9212 VERIZON MARYLAND, INC. 238      
410-867 8 GLVLMDGLRS1  9212 VERIZON MARYLAND, INC. 238      
410-867 9 GLVLMDGLRS1  9212 VERIZON MARYLAND, INC. 238      
443-203 A MAYOMDMYRS1  9212 VERIZON MARYLAND, INC. 238      
443-203 0 MAYOMDMYRS1  9212 VERIZON MARYLAND, INC. 238      
443-203 1 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2005-04-03   
443-203 2 BLTMMDSNDS5  4773 XO MARYLAND, LLC 238   2008-06-20   
443-203 3 BLTMMDSNDS5  4773 XO MARYLAND, LLC 238   2007-04-20   
443-203 4 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2003-08-20   
443-203 5 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-03-31   
443-203 6 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2005-03-10   
443-203 7 BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238   2014-06-25   
443-203 8 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-06-26   
443-203 9 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2008-12-11   
443-294 A BLTOMDXIDS0  6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD 238      
443-294 0 BLTOMDXIDS0  6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD 238      
443-294 1 BLTOMDXIDS0  6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD 238      
443-294 2 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-02-27   
443-294 3 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-07-02   
443-294 4 BLTOMDXIDS0  6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD 238      
443-294 5 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2021-03-25   
443-294 6 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2013-07-19   
443-294 7 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2012-10-08   
443-294 8 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-294 9   515J IP HORIZON LLC 238   2015-03-23   
443-607 A HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-607 0 HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-607 1 CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238   2003-03-02   
443-607 2 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-06-05   
443-607 3 PIVLMDPKQMD  9170 BROADVIEW NETWORKS, INC. - MD 238   2014-07-21   

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Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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