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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
443-748 9 Millersville MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-749 A Glen Burnie MD HNVAMDBHRS0  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-750 A Baltimore MD CTVLMDBACM3  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-08-06   
443-750 0 Baltimore MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-08-06   
443-750 1 Baltimore MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-08-09   
443-750 2 Baltimore MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-08-09   
443-750 3 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2010-10-01   
443-750 4 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2010-10-01   
443-750 5 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2010-10-01   
443-750 6 Baltimore MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2010-08-25   
443-750 7 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2010-10-01   
443-750 8 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2010-10-01   
443-750 9 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2010-10-01   
443-751 A Woodlawn MD HNVAMDBHRS0  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-751 0 Woodlawn MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-751 1 Woodlawn MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-751 2 Woodlawn MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-05-02   
443-751 3 Woodlawn MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-751 4 Woodlawn MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-751 5 Woodlawn MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-751 6 Woodlawn MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-751 7 Woodlawn MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-751 8 Woodlawn MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-751 9 Woodlawn MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-752 A Bel Air MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-752 0 Bel Air MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2008-03-03   
443-752 1 Bel Air MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-03-21   
443-752 2 Bel Air MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-10-02   
443-752 3 Bel Air MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-12-29   
443-752 4 Bel Air MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-06-04   
443-752 5 Bel Air MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-08-20   
443-752 6 Bel Air MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-08-20   
443-752 7 Bel Air MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-08-20   
443-752 8 Bel Air MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-12-14   
443-752 9 Bel Air MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2008-01-14   
443-753 A Waterloo (Washington DC LATA) MD WASHDCRKDS3  8992 ALLEGIANCE TELECOM, INC. - MD 236      
443-753 0 Waterloo (Washington DC LATA) MD   8992 ALLEGIANCE TELECOM, INC. - MD 236      
443-753 1 Waterloo (Washington DC LATA) MD   8992 ALLEGIANCE TELECOM, INC. - MD 236      
443-753 2 Waterloo (Washington DC LATA) MD   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2014-06-12   
443-753 3 Waterloo (Washington DC LATA) MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 236   2015-01-21   
443-753 4 Waterloo (Washington DC LATA) MD   8992 ALLEGIANCE TELECOM, INC. - MD 236      
443-753 5 Waterloo (Washington DC LATA) MD   8992 ALLEGIANCE TELECOM, INC. - MD 236      
443-753 6 Waterloo (Washington DC LATA) MD   8992 ALLEGIANCE TELECOM, INC. - MD 236      
443-753 8 Waterloo (Washington DC LATA) MD   082H LOCAL ACCESS LLC - MD 236   2016-05-31   
443-753 9 Waterloo (Washington DC LATA) MD   8992 ALLEGIANCE TELECOM, INC. - MD 236      
443-754 A Salisbury MD SLBRMDAZCM2  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2010-08-06   
443-754 0 Salisbury MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2010-08-06   
443-754 1 Salisbury MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2011-02-03   
443-754 2 Salisbury MD   6664 SPRINT SPECTRUM L.P. 242   2011-09-27   
443-754 3 Salisbury MD   5562 METRO PCS, INC. 242   2016-12-29   

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

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