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
443-904 9 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2004-10-03   
443-905 A Annapolis MD HNVAMDAYCM3  6664 SPRINT SPECTRUM L.P. 238   2011-09-26   
443-905 0 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-11-28   
443-905 1 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-01-03   
443-905 2 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2013-12-16   
443-905 3 Annapolis MD   7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238   2013-09-21   
443-905 4 Annapolis MD   7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238   2013-10-04   
443-905 5 Annapolis MD   7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238   2013-10-04   
443-905 6 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2013-11-22   
443-905 7 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2013-11-22   
443-905 8 Annapolis MD   6664 SPRINT SPECTRUM L.P. 238   2011-09-26   
443-905 9 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-02-07   
443-906 A Severna Park MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2012-11-11   
443-906 0 Severna Park MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2014-02-16   
443-906 1 Severna Park MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2014-02-16   
443-906 2 Severna Park MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2013-10-14   
443-906 3 Severna Park MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2014-02-16   
443-906 4 Severna Park MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2012-11-11   
443-906 5 Severna Park MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2012-11-11   
443-906 6 Severna Park MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2012-11-11   
443-906 7 Severna Park MD   7575 CENTURYLINK COMMUNICATIONS LLC 238   2014-06-25   
443-906 8 Severna Park MD   082H LOCAL ACCESS LLC - MD 238   2016-05-31   
443-906 9 Severna Park MD   082H LOCAL ACCESS LLC - MD 238   2015-03-21   
443-907 A Elkton MD NRTEMDAICM1  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-907 0 Elkton MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-11-02   
443-907 1 Elkton MD   2589 US LEC OF MARYLAND, INC. 238   2004-02-05   
443-907 2 Elkton MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-907 3 Elkton MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2004-07-02   
443-907 4 Elkton MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-05-03   
443-907 5 Elkton MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-08-02   
443-907 6 Elkton MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-08-01   
443-907 7 Elkton MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-907 8 Elkton MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-907 9 Elkton MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-908 A Baltimore MD CTVLMDBACM3  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-08-27   
443-908 0 Baltimore MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-08-27   
443-908 1 Baltimore MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-08-30   
443-908 2 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2011-08-30   
443-908 3 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2011-08-30   
443-908 4 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2011-08-30   
443-908 5 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2011-08-30   
443-908 6 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2011-08-30   
443-908 7 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2011-08-30   
443-908 8 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2011-08-30   
443-908 9 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2011-08-30   
443-909 A Baltimore MD CTVLMDBACM3  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-10-06   
443-909 0 Baltimore MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-10-06   
443-909 1 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2006-11-10   
443-909 2 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2006-11-10   
443-909 3 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2006-11-25   

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Last updated: Sun, 31 May 2020 11:59:01 UTC

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