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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
410-888 8 Waterloo (Washington DC LATA) MD LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
410-888 9 Waterloo (Washington DC LATA) MD LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
410-889 A Baltimore MD BLTMMDUVDS0  9212 VERIZON MARYLAND, INC. 238      
410-890 A Towson MD HNVAMDAE3MD  6630 USA MOBILITY WIRELESS, INC. 238      
410-891 A Cockeysville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-891 0 Cockeysville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-891 1 Cockeysville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-891 2 Cockeysville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-891 3 Cockeysville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-891 4 Cockeysville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2010-02-25   
410-891 5 Cockeysville MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2003-02-18   
410-891 6 Cockeysville MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-31   
410-891 7 Cockeysville MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2024-06-07   
410-891 8 Cockeysville MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2008-04-10   
410-891 9 Cockeysville MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-892 A Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-892 0 Glen Burnie MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-08-15   
410-892 1 Glen Burnie MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2015-12-03   
410-892 2 Glen Burnie MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2018-11-11   
410-892 3 Glen Burnie MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2016-02-04   
410-892 4 Glen Burnie MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2016-07-25   
410-892 5 Glen Burnie MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2016-07-25   
410-892 6 Glen Burnie MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2016-03-09   
410-892 7 Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-892 8 Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-892 9 Glen Burnie MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-04-19   
410-893 A Fork MD BLARMDBLDS0  9212 VERIZON MARYLAND, INC. 238      
410-894 A Towson MD HNVAMDAE3MD  6630 USA MOBILITY WIRELESS, INC. 238      
410-895 A Baltimore MD BLTMMDCHDS3  9212 VERIZON MARYLAND, INC. 238      
410-896 A Delmar MD DLMRMDDMRS1  9212 VERIZON MARYLAND, INC. 242      
410-896 0 Delmar MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2004-04-03   
410-896 1 Delmar MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-03-04   
410-896 2 Delmar MD DLMRMDDMRS1  9212 VERIZON MARYLAND, INC. 242      
410-896 3 Delmar MD DLMRMDDMRS1  9212 VERIZON MARYLAND, INC. 242      
410-896 4 Delmar MD DLMRMDDMRS1  9212 VERIZON MARYLAND, INC. 242      
410-896 5 Delmar MD SLBRMDSBXLX  318J COMCAST IP PHONE, LLC 242   2013-05-30   
410-896 6 Delmar MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-03-04   
410-896 7 Delmar MD SLBRMDSC9MD  281E YMAX COMMUNICATIONS CORP. - MD 242   2011-04-03   
410-896 8 Delmar MD SLBRMDSC9MD  281E YMAX COMMUNICATIONS CORP. - MD 242   2011-04-03   
410-896 9 Delmar MD DLMRMDDMRS1  9212 VERIZON MARYLAND, INC. 242      
410-897 A Annapolis MD PARLMDPADS0  9212 VERIZON MARYLAND, INC. 238      
410-897 0 Annapolis MD PARLMDPADS0  9212 VERIZON MARYLAND, INC. 238      
410-897 1 Annapolis MD PARLMDPADS0  9212 VERIZON MARYLAND, INC. 238      
410-897 2 Annapolis MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-07-02   
410-897 3 Annapolis MD PARLMDPADS0  9212 VERIZON MARYLAND, INC. 238      
410-897 4 Annapolis MD PARLMDPADS0  9212 VERIZON MARYLAND, INC. 238      
410-897 5 Annapolis MD PARLMDPADS0  9212 VERIZON MARYLAND, INC. 238      
410-897 6 Annapolis MD PARLMDPADS0  9212 VERIZON MARYLAND, INC. 238      
410-897 7 Annapolis MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-07-02   
410-897 8 Annapolis MD PARLMDPADS0  9212 VERIZON MARYLAND, INC. 238      
410-897 9 Annapolis MD PARLMDPADS0  9212 VERIZON MARYLAND, INC. 238      
410-898 A Waterloo (Washington DC LATA) MD MRKKMDMKDS0  9212 VERIZON MARYLAND, INC. 236      
410-899 A Towson MD HNVAMDAE3MD  6630 USA MOBILITY WIRELESS, INC. 238      
410-900 A Baltimore MD   829J PAETEC ITEL, LLC 238   2025-04-01   
410-900 0 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-02-25   
410-900 1 Baltimore MD   829J PAETEC ITEL, LLC 238   2004-12-09   
410-900 2 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-02-25   
410-900 3 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-06-06   
410-900 4 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-01-19   
410-900 5 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-01-19   
410-900 6 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-01-21   
410-900 7 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-01-21   
410-900 8 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-07-16   
410-900 9 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-01-01   
410-901 A Cambridge MD CMBRMDCMDS0  9212 VERIZON MARYLAND, INC. 242      
410-901 0 Cambridge MD CMBRMDCMDS0  9212 VERIZON MARYLAND, INC. 242      
410-901 1 Cambridge MD CMBRMDCMDS0  9212 VERIZON MARYLAND, INC. 242      
410-901 2 Cambridge MD CMBRMDCMDS0  9212 VERIZON MARYLAND, INC. 242      
410-901 3 Cambridge MD SLBRMDSBXLX  318J COMCAST IP PHONE, LLC 242   2015-08-12   
410-901 4 Cambridge MD CMBRMDCMDS0  9212 VERIZON MARYLAND, INC. 242      
410-901 5 Cambridge MD CMBRMDCMDS0  9212 VERIZON MARYLAND, INC. 242      
410-901 6 Cambridge MD CMBRMDCMDS0  9212 VERIZON MARYLAND, INC. 242      
410-901 7 Cambridge MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2005-02-17   
410-901 8 Cambridge MD CMBRMDCMDS0  9212 VERIZON MARYLAND, INC. 242      
410-901 9 Cambridge MD CMBRMDCMDS0  9212 VERIZON MARYLAND, INC. 242      
410-902 A Pikesville MD OWMLMDOMDS0  9212 VERIZON MARYLAND, INC. 238      
410-903 A Severna Park MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-903 0 Severna Park MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-903 1 Severna Park MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-903 2 Severna Park MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-903 3 Severna Park MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-903 4 Severna Park MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-903 5 Severna Park MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-903 6 Severna Park MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-903 7 Severna Park MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-903 8 Severna Park MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-903 9 Severna Park MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-904 A Waterloo MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-904 0 Waterloo MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-23   
410-904 1 Waterloo MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-23   
410-904 2 Waterloo MD BLTMMDCH08Z  4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD 238   2004-02-14   
410-904 3 Waterloo MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2004-04-02   
410-904 5 Waterloo MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2015-03-18   
410-904 6 Waterloo MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-21   
410-904 7 Waterloo MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-904 8 Waterloo MD BLTQMD018MD  145J TERRA NOVA TELECOM INC. 238   2024-02-15   
410-904 9 Waterloo MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-905 A Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-905 0 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-905 1 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      

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Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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