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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
443-852 6 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-852 7 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-852 8 Annapolis MD EKRGMD92MMD  6664 SPRINT SPECTRUM L.P. 238   2007-12-20   
443-852 9 Annapolis MD EKRGMD92MMD  6664 SPRINT SPECTRUM L.P. 238   2007-01-03   
443-853 A Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-853 0 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-09-24   
443-853 1 Baltimore MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2011-01-10   
443-853 2 Baltimore MD BLTMMDSN5MD  4773 XO MARYLAND, LLC 238   2010-10-15   
443-853 3 Baltimore MD BLTMMDSN5MD  4773 XO MARYLAND, LLC 238   2010-10-15   
443-853 4 Baltimore MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 238   2010-10-20   
443-853 5 Baltimore MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 238   2010-10-20   
443-853 6 Baltimore MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 238   2010-10-20   
443-853 7 Baltimore MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 238   2010-10-20   
443-853 8 Baltimore MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2018-12-13   
443-853 9 Baltimore MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2018-12-13   
443-854 A Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-855 A Aberdeen MD BLTMMDCH21Z  5966 LIGHTWAVE COMMUNICATIONS, LLC - MD 236      
443-855 0 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2012-11-27   
443-855 1 Aberdeen MD BLTMMDCH21Z  5966 LIGHTWAVE COMMUNICATIONS, LLC - MD 236   2005-06-19   
443-855 2 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-855 3 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-855 4 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-855 5 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-855 6 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-855 7 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-855 8 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-855 9 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-856 A Ocean City MD SLBRMD90DS0  2593 CORE COMMUNICATIONS, INC. - MD 242      
443-856 0 Ocean City MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2016-07-06   
443-856 1 Ocean City MD ESTNMDBNGT0  2593 CORE COMMUNICATIONS, INC. - MD 242   2002-08-23   
443-856 2 Ocean City MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2008-07-29   
443-856 3 Ocean City MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2016-07-06   
443-856 4 Ocean City MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2005-02-17   
443-856 5 Ocean City MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2007-07-27   
443-856 6 Ocean City MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2013-03-17   
443-856 7 Ocean City MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2012-08-17   
443-856 8 Ocean City MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2004-01-18   
443-856 9 Ocean City MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2004-01-18   
443-857 A Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-858 A Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-859 A Salisbury MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242      
443-859 0 Salisbury MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242      
443-859 1 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2007-12-14   
443-859 2 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2007-12-14   
443-859 3 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2008-03-03   
443-859 4 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2008-03-03   
443-859 5 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2008-08-14   
443-859 6 Salisbury MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2011-07-21   
443-859 7 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2007-08-02   
443-859 8 Salisbury MD SLBRMDSBXLX  318J COMCAST IP PHONE LLC 242   2007-08-13   

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Last updated: Sun, 28 Feb 2021 19:06:05 UTC

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