Local Calling Guide

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NPA: 410 [Rate centres in NPA 410] [Dial plan for NPA 410]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-442 4 Ellicott City MD GLWDMDGDRS1  9212 VERIZON MARYLAND, INC. 238      
410-442 5 Ellicott City MD GLWDMDGDRS1  9212 VERIZON MARYLAND, INC. 238      
410-442 6 Ellicott City MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-05-22   
410-442 7 Ellicott City MD GLWDMDGDRS1  9212 VERIZON MARYLAND, INC. 238      
410-442 8 Ellicott City MD GLWDMDGDRS1  9212 VERIZON MARYLAND, INC. 238      
410-442 9 Ellicott City MD GLWDMDGDRS1  9212 VERIZON MARYLAND, INC. 238      
410-443 A Easton MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242      
410-443 0 Easton MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242      
410-443 1 Easton MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2007-09-01   
410-443 2 Easton MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2008-11-03   
410-443 3 Easton MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2008-03-03   
410-443 4 Easton MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2008-03-03   
410-443 5 Easton MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2009-04-02   
410-443 6 Easton MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2009-08-01   
410-443 7 Easton MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2009-10-02   
410-443 8 Easton MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2009-10-14   
410-443 9 Easton MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2010-08-01   
410-444 A Baltimore MD BLTMMDHMDS0  9212 VERIZON MARYLAND, INC. 238      
410-445 A Baltimore MD HNVAMDAE3MD  6630 USA MOBILITY WIRELESS, INC. 238      
410-446 A Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-447 A Columbia MD HNVAMDAE3MD  6630 USA MOBILITY WIRELESS, INC. 238      
410-448 A Baltimore MD WDLWMDWLDS0  9212 VERIZON MARYLAND, INC. 238      
410-448 0 Baltimore MD WDLWMDWLDS0  9212 VERIZON MARYLAND, INC. 238      
410-448 1 Baltimore MD WDLWMDWLDS0  9212 VERIZON MARYLAND, INC. 238      
410-448 2 Baltimore MD WDLWMDWLDS0  9212 VERIZON MARYLAND, INC. 238      
410-448 3 Baltimore MD WDLWMDWLDS0  9212 VERIZON MARYLAND, INC. 238      
410-448 4 Baltimore MD WDLWMDWLDS0  9212 VERIZON MARYLAND, INC. 238      
410-448 5 Baltimore MD WDLWMDWLDS0  9212 VERIZON MARYLAND, INC. 238      
410-448 6 Baltimore MD WDLWMDWLDS0  9212 VERIZON MARYLAND, INC. 238      
410-448 7 Baltimore MD WDLWMDWLDS0  9212 VERIZON MARYLAND, INC. 238      
410-448 8 Baltimore MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238   2005-09-26   
410-448 9 Baltimore MD WDLWMDWLDS0  9212 VERIZON MARYLAND, INC. 238      
410-449 A Solomons MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
410-449 0 Solomons MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-04-10   
410-449 1 Solomons MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
410-449 2 Solomons MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-05-20   
410-449 3 Solomons MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2011-10-03   
410-449 4 Solomons MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-06-26   
410-449 5 Solomons MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2012-06-25   
410-449 6 Solomons MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2012-12-08   
410-449 7 Solomons MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2012-10-08   
410-449 8 Solomons MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2014-07-04   
410-449 9 Solomons MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2013-02-19   
410-450 A Baltimore MD BLTMMDCH1DD  9212 VERIZON MARYLAND, INC. 238      
410-450 0 Baltimore MD BLTMMDCH1DD  9212 VERIZON MARYLAND, INC. 238      
410-450 1 Baltimore MD BLTMMDCH1DD  9212 VERIZON MARYLAND, INC. 238      
410-450 2 Baltimore MD BLTMMDCH1DD  9212 VERIZON MARYLAND, INC. 238      
410-450 3 Baltimore MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2020-09-28   
410-450 4 Baltimore MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2019-08-12   
410-450 5 Baltimore MD BLTMMDCH1DD  9212 VERIZON MARYLAND, INC. 238      

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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