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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
410-914 7 Churchville MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2008-12-11   
410-914 8 Churchville MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-02-22   
410-914 9 Churchville MD   829J PAETEC ITEL, LLC 238      
410-915 A Baltimore MD BLTMMDSN3MD  8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238      
410-916 A Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
410-917 A Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-918 A Essex MD ESSXMDEXDS0  9212 VERIZON MARYLAND, INC. 238      
410-918 0 Essex MD   9212 VERIZON MARYLAND, INC. 238      
410-918 1 Essex MD   9212 VERIZON MARYLAND, INC. 238      
410-918 2 Essex MD   9212 VERIZON MARYLAND, INC. 238      
410-918 3 Essex MD   9212 VERIZON MARYLAND, INC. 238      
410-918 4 Essex MD   9212 VERIZON MARYLAND, INC. 238      
410-918 5 Essex MD   9212 VERIZON MARYLAND, INC. 238      
410-918 6 Essex MD   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
410-918 7 Essex MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-05-29   
410-918 8 Essex MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-05-29   
410-918 9 Essex MD   9212 VERIZON MARYLAND, INC. 238      
410-919 A Annapolis MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-919 0 Annapolis MD   7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-919 1 Annapolis MD   7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-919 2 Annapolis MD   7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-919 3 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2004-03-03   
410-919 4 Annapolis MD   7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-919 5 Annapolis MD   145J TERRA NOVA TELECOM INC. 238   2023-11-16   
410-919 6 Annapolis MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-08-19   
410-919 7 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2004-03-03   
410-919 8 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2004-03-03   
410-919 9 Annapolis MD   7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-920 A Elkton MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-921 A Severn MD BLTMMDDNDS2  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
410-921 0 Severn MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-02-22   
410-921 1 Severn MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-09-03   
410-921 2 Severn MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2013-01-31   
410-921 3 Severn MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2013-01-31   
410-921 4 Severn MD   7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
410-921 5 Severn MD   5562 METROPCS, INC. 238   2014-07-25   
410-921 6 Severn MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-10-28   
410-921 7 Severn MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-08-20   
410-921 8 Severn MD   5562 METROPCS, INC. 238   2014-08-31   
410-921 9 Severn MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-02-26   
410-922 A Randallstown MD RNTWMDRARP0  9212 VERIZON MARYLAND, INC. 238      
410-923 A Millersville MD DRCRMDDCDS0  9212 VERIZON MARYLAND, INC. 238      
410-924 A Easton MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242      
410-925 A Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
410-926 A Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-926 0 Catonsville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-926 1 Catonsville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-02-14   
410-926 2 Catonsville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-02-14   
410-926 3 Catonsville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-04-22   
410-926 4 Catonsville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-03-11   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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