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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
443-972 8 Cambridge MD SLBRMDSBXLX  318J COMCAST IP PHONE, LLC 242      
443-972 9 Cambridge MD SLBRMD902MD  073H TELNYX LLC 242      
443-973 A Ellicott City MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-973 0 Ellicott City MD   071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-973 1 Ellicott City MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-973 2 Ellicott City MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-973 3 Ellicott City MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
443-973 4 Ellicott City MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-973 5 Ellicott City MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-973 6 Ellicott City MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-973 7 Ellicott City MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238      
443-973 8 Ellicott City MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238      
443-973 9 Ellicott City MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-974 A Westminster MD BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-974 0 Westminster MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-974 1 Westminster MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-974 2 Westminster MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-974 3 Westminster MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-974 4 Westminster MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-974 5 Westminster MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-974 6 Westminster MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-974 7 Westminster MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-974 8 Westminster MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-974 9 Westminster MD BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-975 A Prince Frederick MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-975 0 Prince Frederick MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-975 1 Prince Frederick MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-975 2 Prince Frederick MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-975 3 Prince Frederick MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-975 4 Prince Frederick MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-975 5 Prince Frederick MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-975 6 Prince Frederick MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-975 7 Prince Frederick MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-975 8 Prince Frederick MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-975 9 Prince Frederick MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-977 A Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-977 0 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-977 1 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-977 2 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-977 3 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-977 4 Baltimore MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-977 5 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-977 6 Baltimore MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-977 7 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-977 8 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-977 9 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-978 A Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242      
443-978 0 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242      
443-978 1 Salisbury MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242      
443-978 2 Salisbury MD SLBRMDSC2MD  5562 METROPCS, INC. 242      
443-978 3 Salisbury MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242      
443-978 4 Salisbury MD   876D ONVOY, LLC - MD 242      
443-978 5 Salisbury MD   876D ONVOY, LLC - MD 242      
443-978 6 Salisbury MD   073H TELNYX LLC 242      
443-978 7 Salisbury MD SLBRMDSBXLX  318J COMCAST IP PHONE, LLC 242      
443-978 8 Salisbury MD SLBRMDSBXLX  318J COMCAST IP PHONE, LLC 242      
443-978 9 Salisbury MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242      
443-979 A Columbia MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-979 0 Columbia MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-979 1 Columbia MD BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-979 2 Columbia MD BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-979 3 Columbia MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-979 4 Columbia MD BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-979 5 Columbia MD BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-979 6 Columbia MD BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-979 7 Columbia MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-979 8 Columbia MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-979 9 Columbia MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-980 A Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-980 0 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-980 1 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-980 2 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-980 3 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-980 4 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-980 5 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-980 6 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-980 7 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-980 8 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-980 9 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-981 A Fallston MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-981 0 Fallston MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-981 1 Fallston MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-981 2 Fallston MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-981 3 Fallston MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-981 4 Fallston MD   145J TERRA NOVA TELECOM INC. 238      
443-981 5 Fallston MD   145J TERRA NOVA TELECOM INC. 238      
443-981 7 Fallston MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-981 8 Fallston MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-981 9 Fallston MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-982 A Baltimore MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238      
443-982 0 Baltimore MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238      
443-982 1 Baltimore MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238      
443-982 2 Baltimore MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238      
443-982 3 Baltimore MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238      
443-982 4 Baltimore MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238      
443-982 5 Baltimore MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238      
443-982 6 Baltimore MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238      
443-982 7 Baltimore MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238      
443-982 8 Baltimore MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238      
443-982 9 Baltimore MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238      

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Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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