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
410-900 3 Baltimore MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-06-06   
410-900 4 Baltimore MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-01-19   
410-900 5 Baltimore MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-01-19   
410-900 6 Baltimore MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-01-21   
410-900 7 Baltimore MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-01-21   
410-900 8 Baltimore MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-07-16   
410-900 9 Baltimore MD   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   9212 VERIZON MARYLAND, INC. 242      
410-901 1 Cambridge MD   9212 VERIZON MARYLAND, INC. 242      
410-901 2 Cambridge MD   9212 VERIZON MARYLAND, INC. 242      
410-901 3 Cambridge MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 242   2015-08-12   
410-901 4 Cambridge MD   9212 VERIZON MARYLAND, INC. 242      
410-901 5 Cambridge MD   9212 VERIZON MARYLAND, INC. 242      
410-901 6 Cambridge MD   9212 VERIZON MARYLAND, INC. 242      
410-901 7 Cambridge MD   6664 SPRINT SPECTRUM L.P. 242   2005-02-17   
410-901 8 Cambridge MD   9212 VERIZON MARYLAND, INC. 242      
410-901 9 Cambridge MD   9212 VERIZON MARYLAND, INC. 242      
410-902 A Pikesville MD OWMLMDOMDS0  9212 VERIZON MARYLAND, INC. 238      
410-903 A Severna Park MD HNVAMDAYCM3  6664 SPRINT SPECTRUM L.P. 238      
410-904 A Waterloo MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - 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   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   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2015-03-18   
410-904 7 Waterloo MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238      
410-904 8 Waterloo MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-10-23   
410-904 9 Waterloo MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238      
410-905 A Baltimore MD HNVAMDAYCM2  6664 SPRINT SPECTRUM L.P. 238      
410-906 A Baltimore MD ARBTMDARDS0  9212 VERIZON MARYLAND, INC. 238      
410-907 A Woodlawn MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238      
410-907 0 Woodlawn MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238      
410-907 1 Woodlawn MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-11-10   
410-907 2 Woodlawn MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238      
410-907 3 Woodlawn MD   876D ONVOY, LLC - MD 238   2016-04-08   
410-907 4 Woodlawn MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238      
410-907 7 Woodlawn MD   876D ONVOY, LLC - MD 238   2016-04-08   
410-907 8 Woodlawn MD   1958 ATX TELECOMMUNICATIONS SERVICES, LTD 238   2006-03-25   
410-907 9 Woodlawn MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238      
410-908 A Baltimore MD HNVAMDAYCM3  6664 SPRINT SPECTRUM L.P. 238      
410-909 A Elkridge MD HNVAMDAECM0  6630 USA MOBILITY WIRELESS, INC. 238      
410-910 A Columbia MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238      
410-912 A Salisbury MD SLBRMDSBDC0  7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 242      
410-913 A Baltimore MD WDLWMDEMCM2  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
410-914 A Churchville MD BLARMDBL1MD  7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 238      
410-914 0 Churchville MD   7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 238      
410-914 1 Churchville MD   7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 238      
410-914 2 Churchville MD   7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 238      
410-914 3 Churchville MD   7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 238      

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Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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