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NPA: 443 [Rate centres in NPA 443] [Dial plan for NPA 443]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-258 1 Easton MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2016-07-02   
443-258 2 Easton MD SLBRMDSB8MD  2589 US LEC OF MARYLAND, INC. 242   2012-07-26   
443-258 3 Easton MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2017-10-20   
443-258 4 Easton MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-10-22   
443-258 6 Easton MD SLBRMDSBXUX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 242   2012-07-13   
443-258 7 Easton MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-10-22   
443-258 8 Easton MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2019-04-12   
443-258 9 Easton MD SLBRMD90DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 242   2017-03-02   
443-259 A Columbia MD CLMAMDOBDS0  9212 VERIZON MARYLAND, INC. 238      
443-259 0 Columbia MD CLMAMDOBDS0  9212 VERIZON MARYLAND, INC. 238      
443-259 1 Columbia MD CLMAMDOBDS0  9212 VERIZON MARYLAND, INC. 238      
443-259 2 Columbia MD CLMAMDOBDS0  9212 VERIZON MARYLAND, INC. 238      
443-259 3 Columbia MD CLMAMDOBDS0  9212 VERIZON MARYLAND, INC. 238      
443-259 4 Columbia MD CLMAMDOBDS0  9212 VERIZON MARYLAND, INC. 238      
443-259 5 Columbia MD CLMAMDJTBMD  2589 US LEC OF MARYLAND, INC. 238   2013-09-05   
443-259 6 Columbia MD CLMAMDOBDS0  9212 VERIZON MARYLAND, INC. 238      
443-259 7 Columbia MD CLMAMDOBDS0  9212 VERIZON MARYLAND, INC. 238      
443-259 8 Columbia MD CLMAMDOBDS0  9212 VERIZON MARYLAND, INC. 238      
443-259 9 Columbia MD BLTMMDCHAMD  1958 ATX TELECOMMUNICATIONS SERVICES, LTD. 238   2003-02-25   
443-260 A Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-260 0 Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-260 1 Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-260 2 Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-260 3 Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-260 4 Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-260 5 Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-260 6 Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-260 7 Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-260 8 Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-260 9 Salisbury MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2011-10-10   
443-261 A Severna Park MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
443-261 0 Severna Park MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-09-24   
443-261 1 Severna Park MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238   2002-04-17   
443-261 2 Severna Park MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238   2010-08-06   
443-261 3 Severna Park MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2008-10-01   
443-261 4 Severna Park MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-09-04   
443-261 5 Severna Park MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-10-28   
443-261 6 Severna Park MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2010-11-12   
443-261 7 Severna Park MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2010-11-12   
443-261 8 Severna Park MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2010-11-12   
443-261 9 Severna Park MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2010-11-12   
443-262 A Centreville MD CNVLMDCTRS2  9212 VERIZON MARYLAND, INC. 242      
443-262 0 Centreville MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2012-08-27   
443-262 1 Centreville MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2004-01-18   
443-262 2 Centreville MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2004-02-28   
443-262 3 Centreville MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2004-04-02   
443-262 4 Centreville MD CNVLMDCTRS2  9212 VERIZON MARYLAND, INC. 242   2004-06-21   
443-262 5 Centreville MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2005-12-02   
443-262 6 Centreville MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2006-04-01   
443-262 7 Centreville MD SLBRMD902MD  073H TELNYX LLC 242   2017-09-13   

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Last updated: Wed, 07 Feb 2024 04:12:25 UTC

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