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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
443-258 1 Easton MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242      
443-258 2 Easton MD SLBRMDSB8MD  2589 US LEC OF MARYLAND, INC. 242      
443-258 3 Easton MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242      
443-258 4 Easton MD   2593 CORE COMMUNICATIONS, INC.- MD 242      
443-258 5 Easton MD   876D ONVOY, LLC - MD 242      
443-258 6 Easton MD SLBRMDSBXUX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 242      
443-258 7 Easton MD   2593 CORE COMMUNICATIONS, INC.- MD 242      
443-258 8 Easton MD   2593 CORE COMMUNICATIONS, INC.- MD 242      
443-258 9 Easton MD SLBRMD90DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 242      
443-259 A Columbia MD CLMAMDOBDS0  9212 VERIZON MARYLAND, INC. 238      
443-259 0 Columbia MD CLMAMDOBDS0  9212 VERIZON MARYLAND, INC. 238      
443-259 1 Columbia MD CLMAMDOBDS0  9212 VERIZON MARYLAND, INC. 238      
443-259 2 Columbia MD CLMAMDOBDS0  9212 VERIZON MARYLAND, INC. 238      
443-259 3 Columbia MD CLMAMDOBDS0  9212 VERIZON MARYLAND, INC. 238      
443-259 4 Columbia MD CLMAMDOBDS0  9212 VERIZON MARYLAND, INC. 238      
443-259 5 Columbia MD CLMAMDJTBMD  2589 US LEC OF MARYLAND, INC. 238      
443-259 6 Columbia MD CLMAMDOBDS0  9212 VERIZON MARYLAND, INC. 238      
443-259 7 Columbia MD CLMAMDOBDS0  9212 VERIZON MARYLAND, INC. 238      
443-259 8 Columbia MD CLMAMDOBDS0  9212 VERIZON MARYLAND, INC. 238      
443-259 9 Columbia MD BLTMMDCHAMD  1958 ATX TELECOMMUNICATIONS SERVICES, LTD. 238      
443-260 A Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-260 0 Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-260 1 Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-260 2 Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-260 3 Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-260 4 Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-260 5 Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-260 6 Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-260 7 Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-260 8 Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-260 9 Salisbury MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242      
443-261 A Severna Park MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
443-261 0 Severna Park MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-261 1 Severna Park MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-261 2 Severna Park MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-261 3 Severna Park MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
443-261 4 Severna Park MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-261 5 Severna Park MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-261 6 Severna Park MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
443-261 7 Severna Park MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
443-261 8 Severna Park MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
443-261 9 Severna Park MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
443-262 A Centreville MD CNVLMDCTRS2  9212 VERIZON MARYLAND, INC. 242      
443-262 0 Centreville MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242      
443-262 1 Centreville MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242      
443-262 2 Centreville MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242      
443-262 3 Centreville MD   2593 CORE COMMUNICATIONS, INC.- MD 242      
443-262 4 Centreville MD CNVLMDCTRS2  9212 VERIZON MARYLAND, INC. 242      
443-262 5 Centreville MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242      
443-262 6 Centreville MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242      
443-262 7 Centreville MD SLBRMD902MD  073H TELNYX LLC 242      
443-262 8 Centreville MD ESTNMDESMMD  228C IDT AMERICA, CORP. - MD 242      
443-262 9 Centreville MD CNVLMDCTRS2  9212 VERIZON MARYLAND, INC. 242      
443-263 A Baltimore MD BLTMMDCHDS3  9212 VERIZON MARYLAND, INC. 238      
443-264 A Pikesville MD BLTQMD01BMD  2593 CORE COMMUNICATIONS, INC.- MD 238      
443-264 0 Pikesville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-264 1 Pikesville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-264 2 Pikesville MD   2593 CORE COMMUNICATIONS, INC.- MD 238      
443-264 3 Pikesville MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-264 4 Pikesville MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-264 5 Pikesville MD   2593 CORE COMMUNICATIONS, INC.- MD 238      
443-264 6 Pikesville MD   2593 CORE COMMUNICATIONS, INC.- MD 238      
443-264 7 Pikesville MD   2593 CORE COMMUNICATIONS, INC.- MD 238      
443-264 8 Pikesville MD BLTMMDCHDMD  551G NUSO, LLC 238      
443-264 9 Pikesville MD   2593 CORE COMMUNICATIONS, INC.- MD 238      
443-265 A Fork MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-265 0 Fork MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-265 1 Fork MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-265 2 Fork MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-265 4 Fork MD   2593 CORE COMMUNICATIONS, INC.- MD 238      
443-265 5 Fork MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-265 6 Fork MD   2593 CORE COMMUNICATIONS, INC.- MD 238      
443-265 7 Fork MD BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238      
443-265 8 Fork MD   515J IP HORIZON LLC 238      
443-265 9 Fork MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-266 A Glenwood MD BLTOMDXIDS0  6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD 238      
443-266 0 Glenwood MD   145J TERRA NOVA TELECOM INC. 238      
443-266 2 Glenwood MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-266 3 Glenwood MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-266 4 Glenwood MD BLTOMDXIDS0  6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD 238      
443-266 5 Glenwood MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-266 6 Glenwood MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-266 7 Glenwood MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-266 8 Glenwood MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-266 9 Glenwood MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-267 A Darlington MD BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-267 0 Darlington MD BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-267 1 Darlington MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-267 2 Darlington MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-267 3 Darlington MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
443-267 4 Darlington MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-267 5 Darlington MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-267 6 Darlington MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-267 7 Darlington MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-267 8 Darlington MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-267 9 Darlington MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238      
443-268 A Baltimore MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
443-269 A Towson MD BLTQMD01BMD  2593 CORE COMMUNICATIONS, INC.- MD 238      
443-269 0 Towson MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-269 1 Towson MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      

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

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