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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
443-770 8 Armiger-Gibson Island MD   9212 VERIZON MARYLAND, INC. 238      
443-770 9 Armiger-Gibson Island MD   9212 VERIZON MARYLAND, INC. 238      
443-771 A Prince Frederick MD WDLWMDEMCM2  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-11-06   
443-771 0 Prince Frederick MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-11-06   
443-771 1 Prince Frederick MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2012-03-13   
443-771 2 Prince Frederick MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-06-16   
443-771 3 Prince Frederick MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-06-16   
443-771 4 Prince Frederick MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-06-16   
443-771 5 Prince Frederick MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-06-16   
443-771 6 Prince Frederick MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-06-16   
443-771 7 Prince Frederick MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2015-09-05   
443-771 8 Prince Frederick MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-771 9 Prince Frederick MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-772 A Essex MD HNVAMDBHRS0  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-773 A Brooklyn Park-Linthicum MD   4773 XO MARYLAND, LLC 238      
443-773 0 Brooklyn Park-Linthicum MD   4773 XO MARYLAND, LLC 238      
443-773 1 Brooklyn Park-Linthicum MD   4773 XO MARYLAND, LLC 238      
443-773 2 Brooklyn Park-Linthicum MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-05-14   
443-773 3 Brooklyn Park-Linthicum MD   4773 XO MARYLAND, LLC 238      
443-773 4 Brooklyn Park-Linthicum MD   4773 XO MARYLAND, LLC 238      
443-773 5 Brooklyn Park-Linthicum MD   4773 XO MARYLAND, LLC 238      
443-773 6 Brooklyn Park-Linthicum MD   4773 XO MARYLAND, LLC 238      
443-773 7 Brooklyn Park-Linthicum MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-06-26   
443-773 8 Brooklyn Park-Linthicum MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-06-16   
443-773 9 Brooklyn Park-Linthicum MD   4773 XO MARYLAND, LLC 238      
443-774 A Columbia MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-01-19   
443-774 0 Columbia MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2019-04-27   
443-774 1 Columbia MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2019-04-27   
443-774 2 Columbia MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-03-28   
443-774 3 Columbia MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-03-28   
443-774 4 Columbia MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-10-07   
443-774 5 Columbia MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-07-20   
443-774 6 Columbia MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-03-28   
443-774 7 Columbia MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-03-28   
443-774 8 Columbia MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-04-19   
443-774 9 Columbia MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-01-19   
443-775 A Annapolis MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-775 0 Annapolis MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2016-05-06   
443-775 1 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-11-25   
443-775 2 Annapolis MD   876D ONVOY, LLC - MD 238   2014-12-31   
443-775 3 Annapolis MD   876D ONVOY, LLC - MD 238   2014-12-31   
443-775 4 Annapolis MD   964H BARR TELL USA, INC. 238   2016-12-17   
443-775 5 Annapolis MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2015-11-18   
443-775 6 Annapolis MD   8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238   2015-05-28   
443-775 7 Annapolis MD   876D ONVOY, LLC - MD 238   2016-02-22   
443-775 8 Annapolis MD   082H LOCAL ACCESS LLC - MD 238   2016-05-31   
443-775 9 Annapolis MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2015-11-15   
443-776 A Elkridge MD   071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-776 0 Elkridge MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2014-03-17   
443-776 1 Elkridge MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2014-03-17   

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

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