Local Calling Guide

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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
443-856 8 Ocean City MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2004-01-18   
443-856 9 Ocean City MD   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   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242      
443-859 1 Salisbury MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2007-12-14   
443-859 2 Salisbury MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2007-12-14   
443-859 3 Salisbury MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2008-03-03   
443-859 4 Salisbury MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2008-03-03   
443-859 5 Salisbury MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2008-08-14   
443-859 6 Salisbury MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2011-07-21   
443-859 7 Salisbury MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2007-08-02   
443-859 8 Salisbury MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 242   2007-08-13   
443-859 9 Salisbury MD   2593 CORE COMMUNICATIONS, INC. - MD 242   2019-05-02   
443-860 A Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-06-18   
443-860 0 Catonsville MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-08-17   
443-860 1 Catonsville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-06-18   
443-860 2 Catonsville MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-08-17   
443-860 3 Catonsville MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2008-10-01   
443-860 4 Catonsville MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2010-12-29   
443-860 5 Catonsville MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2011-01-18   
443-860 6 Catonsville MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-08-17   
443-860 7 Catonsville MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2011-11-04   
443-860 8 Catonsville MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-860 9 Catonsville MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2006-12-14   
443-861 A Aberdeen MD ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 0 Aberdeen MD   9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 1 Aberdeen MD   9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 2 Aberdeen MD   9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 3 Aberdeen MD   9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 4 Aberdeen MD   9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 5 Aberdeen MD   9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 6 Aberdeen MD   9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 7 Aberdeen MD   9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 8 Aberdeen MD   9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 9 Aberdeen MD   9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-862 A Towson MD WDLWMDEMCM3  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-12-08   
443-862 0 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-12-08   
443-862 1 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-12-08   
443-862 2 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-12-09   
443-862 3 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-12-09   
443-862 4 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-12-09   
443-862 5 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-12-09   
443-862 6 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-12-09   
443-862 7 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-10-01   
443-862 8 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-10-01   
443-862 9 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-10-01   
443-863 A Baltimore MD CTVLMDBACM3  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-10-07   
443-863 0 Baltimore MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-10-07   

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Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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